5.NA – Number and algebra

• 5.NA.1 – Apply additive and simple multiplicative strategies and knowledge of symmetry to:

  • 5.NA.1.a – Combine or partition whole numbers

    • 122 learning outcomes – click to view

      Samples: Reading numbers to 10,000. Writing numbers to 10,000. Comparing numbers – to 10,000. 

      • Reading numbers to 10,000

        • Activities: 1 course, 0 extra

        • • Reading numbers to 10,000
          • Practice

      • Writing numbers to 10,000

        • Activities: 2 course, 0 extra

        • • Writing numbers to 10,000
          • Practice
        • • Writing numbers to 10,000
          • Practice

      • Comparing numbers – to 10,000

        • Activities: 1 course, 0 extra

        • • Comparing numbers – to 10,000
          • Practice

      • Comparing numbers to 1000 (< = >)

        • Activities: 1 course, 1 extra

        • • Comparing numbers to 1000 (< = >)
          • Practice

        Extra activities

        • • Greater than or less than
          • Printable

      • Representing numbers (thousands)

        • Activities: 3 course, 11 extra

        • • Representing numbers (thousands)
          • Tutorial
        • • Representing numbers (thousands)
          • Practice
        • • Place Value to 1000
          • Tutorial

        Extra activities

        • • Place value - four digit numbers
          • Tutorial
        • • Identifying place value to 10000
          • Printable
        • • Identifying place value to 10000 Answer sheet
          • Printable
        • • Numbers and Place Value to 10000
          • Tutorial
        • • 
          • Guessing game - Numbers to 10,000
          • Practice
        • • 
          • Identifying Place Value
          • Practice
        • • 
          • Place value - four digit numbers
          • Practice
        • • 
          • Place value
          • Practice
        • • 
          • One more and less - numbers up to 1000
          • Practice
        • • 
          • One more and one less- numbers up to 10,000
          • Practice
        • • 
          • Greater than or less than
          • Practice

      • Comparing numbers to 10,000 (<,=,>)

        • Activities: 2 course, 0 extra

        • • Great than or Less than
          • Tutorial
        • • Comparing numbers to 10,000 (<,=,>)
          • Practice

      • Place value of a digit

        • Activities: 3 course, 1 extra

        • • Expanded Notation Part 1
          • Tutorial
        • • Place value of a digit
          • Practice
        • • Place value of a digit
          • Practice

        Extra activities

        • • Expanded notation part 1
          • Tutorial

      • Expanded notation

        • Activities: 3 course, 4 extra

        • • Expanded notation
          • Tutorial
        • • Expanded notation
          • Practice
        • • Expanded Notation
          • Tutorial

        Extra activities

        • • Expanded notation
          • Tutorial
        • • Expanded notation
          • Printable
        • • Expanded notation Answer sheet
          • Printable
        • • 
          • Expanded notation
          • Practice

      • Odd and even numbers

        • Activities: 3 course, 2 extra

        • • Odd numbers
          • Practice
        • • Even numbers
          • Practice
        • • Even or odd
          • Practice

        Extra activities

        • • Even or Odd numbers
          • Printable
        • • Even or Odd numbers Answer sheet
          • Printable

      • Challenge puzzle - Odd and Even Numbers

        • Activities: 1 course, 0 extra

        • • Challenge puzzle
          • Practice

      • Rounding to the nearest 10

        • Activities: 3 course, 3 extra

        • • Rounding to the nearest 10 (3 digits)
          • Practice
        • • Rounding numbers: Activity 2
          • Practice
        • • Rounding numbers: Activity 4
          • Practice

        Extra activities

        • • Rounding numbers to the nearest multiple of 10
          • Tutorial
        • • Rounding numbers
          • Printable
        • • Rounding numbers Answer sheet
          • Printable

      • Rounding to the nearest hundred

        • Activities: 3 course, 0 extra

        • • Rounding to the nearest hundred
          • Practice
        • • Rounding to the nearest hundred
          • Practice
        • • Round to the nearest 100 - round up or down?
          • Practice

      • Write numbers – to 100,000

        • Activities: 2 course, 0 extra

        • • Write numbers – to 100,000
          • Practice
        • • Write numbers – to 100,000
          • Practice

      • Reading numbers – to 100,000

        • Activities: 1 course, 0 extra

        • • Reading numbers – to 100,000
          • Practice

      • Comparing numbers – to 100,000

        • Activities: 1 course, 0 extra

        • • Comparing numbers – to 100,000
          • Practice

      • Adding single digits (matching answers)

        • Activities: 3 course, 1 extra

        • • Adding single digit numbers
          • Tutorial
        • • Adding single digits (matching answers)
          • Practice
        • • Adding single digits (matching answers)
          • Practice

        Extra activities

        • • Single digit addition
          • Practice

      • Adding on single digit numbers using blocks

        • Activities: 1 course, 0 extra

        • • Adding on single digit numbers using blocks
          • Practice

      • Adding two digit numbers using blocks

        • Activities: 1 course, 0 extra

        • • Adding two digit numbers using blocks
          • Practice

      • Adding 10 (to three digit numbers)

        • Activities: 1 course, 1 extra

        • • Adding 10 (to three digit numbers)
          • Practice

        Extra activities

        • • Adding 10 (to three digit numbers)
          • Printable

      • Adding 100

        • Activities: 1 course, 1 extra

        • • Adding 100
          • Practice

        Extra activities

        • • Adding 100
          • Printable

      • Adding multiples of 10

        • Activities: 3 course, 4 extra

        • • Adding multiples of 10
          • Tutorial
        • • Adding multiples of 10.
          • Practice
        • • Adding multiples of 10
          • Tutorial

        Extra activities

        • • Adding multiples of 10
          • Printable
        • • Adding multiples of 10
          • Tutorial
        • • 
          • Addition problem solving
          • Assessment
        • • 
          • Adding lots of 10
          • Practice

      • Adding two digit numbers (estimating)

        • Activities: 1 course, 2 extra

        • • Adding two digit numbers (estimating)
          • Practice

        Extra activities

        • • Estimating
          • Printable
        • • Estimating Answer sheet
          • Printable

      • Adding on (numbers under 10)

        • Activities: 3 course, 14 extra

        • • Adding on (numbers under 10)
          • Tutorial
        • • Adding on (numbers under 10)
          • Practice
        • • Adding on (numbers under 10)
          • Challenge

        Extra activities

        • • Adding on (numbers under 10)
          • Printable
        • • Adding on numbers under 10 (problem solving)
          • Printable
        • • Adding on (numbers under 10)
          • Printable
        • • Add on numbers under 10
          • Tutorial
        • • Adding lots of 100 to numbers less than 1,000
          • Tutorial
        • • 
          • Adding lots of 100 to numbers less than 1,000
          • Assessment
        • • 
          • Add on numbers less than 10
          • Assessment
        • • 
          • Add numbers less than 10 to numbers less than 50
          • Challenge
        • • 
          • Adding lots of 10 to numbers less than 1,000
          • Challenge
        • • 
          • Add lots of 10 - Jump Strategy
          • Practice
        • • 
          • Adding lots of 10 to numbers less than 200
          • Assessment
        • • 
          • Adding lots of 10 to numbers less than 200
          • Challenge
        • • 
          • Adding lots of 10 to numbers less than 1,000
          • Assessment
        • • 
          • Adding lots of 100 to numbers less than 1,000
          • Challenge

      • Adding 10

        • Activities: 1 course, 3 extra

        • • Adding 10
          • Practice

        Extra activities

        • • Adding 10
          • Printable
        • • Adding 10
          • Printable
        • • Adding 10
          • Printable

      • Adding 10 (problem solving)

        • Activities: 1 course, 0 extra

        • • Adding 10 (problem solving)
          • Practice

      • Adding 20

        • Activities: 2 course, 3 extra

        • • Adding 20
          • Tutorial
        • • Adding 20
          • Practice

        Extra activities

        • • Adding 20
          • Printable
        • • Adding 20
          • Printable
        • • Adding 20
          • Printable

      • Adding 20 (problem solving)

        • Activities: 1 course, 0 extra

        • • Adding 20 (problem solving)
          • Practice

      • Adding 30

        • Activities: 1 course, 3 extra

        • • Adding 30
          • Practice

        Extra activities

        • • Adding 30
          • Printable
        • • Adding 30
          • Printable
        • • Adding 30
          • Printable

      • Adding 30 (problem solving)

        • Activities: 1 course, 0 extra

        • • Adding 30 (problem solving)
          • Practice

      • Adding 40

        • Activities: 1 course, 2 extra

        • • Adding 40
          • Practice

        Extra activities

        • • Adding 40
          • Printable
        • • Adding 40
          • Printable

      • Adding 40 (problem solving)

        • Activities: 1 course, 0 extra

        • • Adding 40 (problem solving)
          • Practice

      • Adding 50

        • Activities: 1 course, 3 extra

        • • Adding 50
          • Practice

        Extra activities

        • • Adding 50
          • Printable
        • • Adding 50
          • Printable
        • • Adding 50
          • Printable

      • Adding 50 (problem solving)

        • Activities: 1 course, 0 extra

        • • Adding 50 (problem solving)
          • Practice

      • Adding multiples of 10

        • Activities: 2 course, 4 extra

        • • Adding multiples of 10
          • Practice
        • • Adding multiples of 10
          • Challenge

        Extra activities

        • • Adding multiples of 10
          • Printable
        • • Jump strategy for addition
          • Practice
        • • Adding multiples of 10 to numbers less than 1,000
          • Printable
        • • Adding multiples of 10 to numbers less than 200
          • Printable

      • Adding on multiples of 100

        • Activities: 1 course, 3 extra

        • • Adding multiples of 100
          • Practice

        Extra activities

        • • Adding multiples of 100
          • Printable
        • • Adding multiples of 100
          • Printable
        • • Adding multiples of 100
          • Printable

      • Adding two digit numbers (split strategy)

        • Activities: 5 course, 2 extra

        • • Adding two digit numbers (split strategy)
          • Tutorial
        • • Adding two digit numbers (split strategy)
          • Practice
        • • Adding two digit numbers (split strategy)
          • Practice
        • • Adding two digit numbers (split strategy)
          • Tutorial
        • • Adding two digit numbers (split strategy)
          • Tutorial

        Extra activities

        • • How to add using the split strategy
          • Tutorial
        • • Split strategy for addition
          • Practice

      • Adding two digit numbers (jump strategy)

        • Activities: 6 course, 5 extra

        • • Adding two digit numbers (jump strategy)
          • Tutorial
        • • Adding two digit numbers (jump strategy)
          • Practice
        • • Adding two digit numbers (jump strategy)
          • Practice
        • • Adding two digit numbers (jump strategy)
          • Practice
        • • Adding two digit numbers (jump strategy)
          • Tutorial
        • • Adding two digit numbers (jump strategy)
          • Tutorial

        Extra activities

        • • Jump Strategy/Method Explained
          • Tutorial
        • • Jump Strategy/Method
          • Tutorial
        • • Mental strategies in addition - add on numbers up to 20
          • Tutorial
        • • 
          • Addition of two digit numbers
          • Challenge
        • • 
          • Addition of Two Digit Numbers
          • Assessment

      • Adding two digit numbers (written strategy)

        • Activities: 5 course, 8 extra

        • • Adding two digit numbers (written strategy)
          • Tutorial
        • • Adding two digit numbers (written strategy)
          • Practice
        • • Adding two digit numbers (written strategy)
          • Practice
        • • Adding two digit numbers (written strategy) no carrying
          • Tutorial
        • • Adding two digit numbers (written strategy) with carrying
          • Tutorial

        Extra activities

        • • Adding two digit numbers (written strategy)
          • Printable
        • • Adding two digit numbers (written strategy)
          • Printable
        • • Drill - Add on lots of 10 - written strategy
          • Printable
        • • 
          • Drill - Adding two digit numbers - written strategies (Auto-Generated)
          • Printable
        • • 
          • Addition of two digit numbers
          • Practice
        • • 
          • Addition of two digit numbers
          • Practice
        • • 
          • Addition of two digit numbers - without trading
          • Practice
        • • 
          • Addition of two digit numbers
          • Tutorial

      • Adding two digit numbers (look for 10)

        • Activities: 2 course, 0 extra

        • • Adding two digit numbers (look for 10)
          • Tutorial
        • • Adding two digit numbers (look for 10)
          • Practice

      • Adding two digit numbers

        • Activities: 2 course, 1 extra

        • • Adding two digit numbers
          • Practice
        • • Adding two digit numbers
          • Practice

        Extra activities

        • • Adding two digit numbers
          • Printable

      • Adding two digit numbers (problem solving)

        • Activities: 6 course, 12 extra

        • • Adding two digit numbers (problem solving)
          • Practice
        • • Adding two digit numbers (problem solving)
          • Practice
        • • Adding two digit numbers (problem solving)
          • Practice
        • • Adding two digit numbers (problem solving)
          • Practice
        • • Adding two digit numbers (problem solving)
          • Practice
        • • Adding two digit numbers (problem solving)
          • Practice

        Extra activities

        • • Adding two digit numbers (problem solving)
          • Printable
        • • Adding two digit numbers (problem solving) Answer sheet
          • Printable
        • • 
          • Problem solving using addition
          • Assessment
        • • Adding two digit numbers
          • Printable
        • • Adding two digit numbers
          • Printable
        • • Adding two digit numbers
          • Printable
        • • Adding two digit numbers
          • Printable
        • • Addition of two digit numbers
          • Printable
        • • Adding two digit numbers
          • Printable
        • • Subtraction - two digit numbers
          • Printable
        • • 
          • Addition of two digit numbers
          • Assessment
        • • 
          • Addition using the Jump Strategy/Method
          • Challenge

      • Challenge Puzzle - Addition Pyramid

        • Activities: 1 course, 0 extra

        • • Challenge Puzzle - Addition Pyramid
          • Practice

      • Adding three digit numbers using blocks

        • Activities: 1 course, 0 extra

        • • Adding three digit numbers using blocks
          • Practice

      • Adding two digit numbers (missing number)

        • Activities: 2 course, 5 extra

        • • Adding two digit numbers (missing number)
          • Tutorial
        • • Adding two digit numbers (missing number)
          • Practice

        Extra activities

        • • Adding two digit numbers (missing number)
          • Printable
        • • Adding two digit numbers (missing number)
          • Printable
        • • 
          • Drill - Add to 20 - missing number (Auto-Generated)
          • Printable
        • • Addition of two numbers - missing number
          • Tutorial
        • • Addition of two numbers - missing number
          • Printable

      • Make 100

        • Activities: 3 course, 2 extra

        • • Addition Make 100
          • Tutorial
        • • Make 100
          • Practice
        • • Make 100
          • Practice

        Extra activities

        • • Make 100
          • Printable
        • • Make 100 - Mental strategies
          • Tutorial

      • Make 100 - problem solving

        • Activities: 2 course, 3 extra

        • • Make 100
          • Practice
        • • Addition - Make 100
          • Practice

        Extra activities

        • • Make 100
          • Printable
        • • Make 100 Answer sheet
          • Printable
        • • Make 100BETA
          • Assessment

      • Challenge puzzle - make 100

        • Activities: 1 course, 0 extra

        • • Challenge puzzle
          • Practice

      • Adding large numbers

        • Activities: 4 course, 27 extra

        • • Adding five digit numbers
          • Tutorial
        • • Adding large numbers
          • Tutorial
        • • Addition of large numbers
          • Practice
        • • Addition Problem Solving
          • Printable

        Extra activities

        • • Addition Of Three Digit Numbers
          • Tutorial
        • • Addition Of Four Digit Numbers
          • Tutorial
        • • Addition of five digit numbers
          • Tutorial
        • • Addition of large numbers
          • Tutorial
        • • Drill - Add four digit numbers - written strategy
          • Printable
        • • Drill - Adding large numbers - written strategy
          • Printable
        • • 
          • Numbers Problem Solving
          • Assessment
        • • 
          • Addition Problem Solving
          • Assessment
        • • Addition of three digit numbers
          • Printable
        • • 
          • Addition Problem Solving
          • Assessment
        • • 
          • Drill - Add three digit numbers - written strategy (Auto-Generated)
          • Printable
        • • Drill - Add three digit numbers - written strategy
          • Printable
        • • 
          • Drill - Add four digit numbers - written strategy (Auto-Generated)
          • Printable
        • • 
          • Drill - Adding large numbers - written strategy (Auto-Generated)
          • Printable
        • • 
          • Addition of five digit numbers
          • Challenge
        • • 
          • Addition of five digit numbers
          • Assessment
        • • 
          • Addition of five digit numbers
          • Practice
        • • 
          • Addition of three digit numbers
          • Practice
        • • 
          • Addition of three digit numbers
          • Challenge
        • • 
          • Addition of three digit numbers
          • Assessment
        • • 
          • Addition of four digit numbers
          • Practice
        • • 
          • Addition of four digit numbers
          • Practice
        • • 
          • Addition of large numbers
          • Practice
        • • 
          • Addition of four digit numbers
          • Challenge
        • • 
          • Addition of large numbers
          • Assessment
        • • Addition of three digit numbers
          • Tutorial
        • • Addition of four digit numbers
          • Tutorial

      • Adding large numbers (problem solving)

        • Activities: 2 course, 10 extra

        • • Adding large numbers (problem solving)
          • Practice
        • • Adding large numbers (problem solving)
          • Practice

        Extra activities

        • • Adding large numbers (problem solving)
          • Printable
        • • Adding large numbers (problem solving)
          • Printable
        • • Adding large numbers (problem solving) Answer sheet
          • Printable
        • • 
          • Problems solving using addition
          • Assessment
        • • 
          • Problem solving using addition
          • Assessment
        • • Adding large numbers (problem solving)
          • Printable
        • • Adding large numbers (problem solving)
          • Printable
        • • Adding large numbers (problem solving)
          • Printable
        • • Adding large numbers (problem solving)
          • Printable
        • • Adding large numbers (problem solving)
          • Printable

      • Addition of large numbers (puzzle)

        • Activities: 1 course, 0 extra

        • • Addition of large numbers (puzzle)
          • Practice

      • Adding three numbers

        • Activities: 6 course, 10 extra

        • • Mental strategy for adding three numbers
          • Tutorial
        • • Adding three numbers
          • Practice
        • • Adding three numbers
          • Challenge
        • • Adding three numbers
          • Tutorial
        • • Adding three numbers
          • Tutorial
        • • Adding three numbers
          • Tutorial

        Extra activities

        • • Adding three numbers
          • Printable
        • • Adding three numbers
          • Tutorial
        • • Adding three numbers each less than 100
          • Tutorial
        • • Addition of three numbers
          • Tutorial
        • • Addition of three numbers
          • Tutorial
        • • 
          • Addition of three numbers
          • Challenge
        • • 
          • Drill - Add three numbers (Auto-Generated)
          • Printable
        • • Drill - Add three numbers
          • Printable
        • • 
          • Mental strategies - adding three numbers less than 15
          • Assessment
        • • 
          • Addition of three numbers
          • Practice

      • Adding and subtracting (problem solving)

        • Activities: 1 course, 0 extra

        • • Adding and subtracting (problem solving)
          • Practice

      • Adding three numbers (problem solving)

        • Activities: 2 course, 4 extra

        • • Adding three numbers (problem solving)
          • Practice
        • • Adding three numbers (problem solving)
          • Practice

        Extra activities

        • • Adding three numbers (problem solving)
          • Printable
        • • Adding three numbers (problem solving) Answer sheet
          • Printable
        • • Adding three numbers (problem solving)
          • Printable
        • • Adding three numbers (problem solving)
          • Printable

      • Single Digit Subtraction Match

        • Activities: 1 course, 0 extra

        • • Single Digit Subtraction Match
          • Practice

      • Subtracting 10

        • Activities: 5 course, 11 extra

        • • Subtracting 10
          • Tutorial
        • • Subtract 10
          • Practice
        • • Subtracting 10
          • Tutorial
        • • Subtracting 10
          • Challenge
        • • Subtracting 10
          • Practice

        Extra activities

        • • Subtracting 10
          • Printable
        • • Subtracting 10 (problem solving)
          • Printable
        • • Subtract 10 from numbers under 100
          • Printable
        • • Drill - Subtract 10 from numbers under 50
          • Printable
        • • Subtract 10 from larger numbers
          • Printable
        • • Subtract 10 from numbers
          • Printable
        • • 
          • Subtract 10 from larger numbers
          • Assessment
        • • 
          • Mental strategies - subtract multiples of 10 from numbers up to 200
          • Challenge
        • • 
          • Subtract 10 from larger numbers
          • Challenge
        • • 
          • Subtract 10 from numbers
          • Assessment
        • • 
          • Mental strategies - subtract multiples of 10 from numbers up to 200
          • Assessment

      • Subtracting 10 large numbers

        • Activities: 1 course, 1 extra

        • • Subtracting 10 large numbers
          • Practice

        Extra activities

        • • Subtracting 10 large numbers
          • Printable

      • Subtraction and addition (problem solving)

        • Activities: 1 course, 1 extra

        • • Subtraction and addition (problem solving)
          • Practice

        Extra activities

        • • Subtraction and addition
          • Printable

      • Subtracting multiples of 100 (problem solving)

        • Activities: 1 course, 0 extra

        • • Subtracting multiples of 100 (problem solving)
          • Practice

      • Subtracting 10 (problem solving)

        • Activities: 2 course, 1 extra

        • • Subtracting 10 (problem solving)
          • Practice
        • • Subtracting 10
          • Printable

        Extra activities

        • • Subtracting 10 (problem solving)
          • Printable

      • Subtracting 20

        • Activities: 3 course, 3 extra

        • • Subtracting multiples of 10
          • Tutorial
        • • Subtracting 20
          • Practice
        • • Subtracting 20
          • Tutorial

        Extra activities

        • • Subtracting 20
          • Printable
        • • Subtract 20 from numbers under 100
          • Printable
        • • Drill - subtract 20 from numbers under 100
          • Printable

      • Subtracting 20 (problem solving)

        • Activities: 1 course, 2 extra

        • • Subtracting 20 (problem solving)
          • Practice

        Extra activities

        • • Subtracting 20
          • Printable
        • • Subtracting 20 (problem solving)
          • Printable

      • Subtracting 30

        • Activities: 2 course, 2 extra

        • • Subtract 30
          • Practice
        • • Subtract 30 from numbers under 100
          • Tutorial

        Extra activities

        • • Subtracting 30
          • Printable
        • • Drill - Subtract 30 from numbers less than 100
          • Printable

      • Subtracting 30 (problem solving)

        • Activities: 1 course, 2 extra

        • • Subtracting 30 (problem solving)
          • Practice

        Extra activities

        • • Subtracting 30
          • Printable
        • • Subtract 30 from numbers under 100
          • Printable

      • Subtracting 40

        • Activities: 1 course, 2 extra

        • • Subtracting 40
          • Practice

        Extra activities

        • • Subtracting 40
          • Printable
        • • Drill - Subtract 40 from numbers less than 100
          • Printable

      • Subtracting 40 (problem solving)

        • Activities: 1 course, 2 extra

        • • Subtracting 40 (problem solving)
          • Practice

        Extra activities

        • • Subtracting 40
          • Printable
        • • Subtracting 40
          • Printable

      • Subtracting 50

        • Activities: 1 course, 3 extra

        • • Subtracting 50
          • Practice

        Extra activities

        • • Subtracting 50
          • Printable
        • • Subtracting 50
          • Printable
        • • Drill - Subtract 50 from numbers less than 100
          • Printable

      • Subtracting 50 (problem solving)

        • Activities: 1 course, 1 extra

        • • Subtracting 50 (problem solving)
          • Practice

        Extra activities

        • • Subtracting 50
          • Printable

      • Subtracting multiples of 10

        • Activities: 3 course, 5 extra

        • • Subtracting multiples of 10
          • Tutorial
        • • Subtracting multiples of 10
          • Practice
        • • Subtracting multiples of 10
          • Tutorial

        Extra activities

        • • Subtracting multiples of 10
          • Printable
        • • Subtracting multiples of 10
          • Printable
        • • Subtract Multiples Of 10
          • Tutorial
        • • Mental strategies - subtract multiples of 10 from numbers up to 2000
          • Printable
        • • Drill - Subtract multiples of 10 from numbers under 1000
          • Printable

      • Subtracting 100

        • Activities: 1 course, 1 extra

        • • Subtracting 100
          • Practice

        Extra activities

        • • Subtracting 100
          • Printable

      • Subtracting multiples of 100

        • Activities: 1 course, 3 extra

        • • Subtracting multiples of 100
          • Practice

        Extra activities

        • • Subtracting multiples of 100
          • Printable
        • • Subtracting multiples of 100
          • Printable
        • • Drill - Subtract multiples of 100
          • Printable

      • Subtracting from 100

        • Activities: 5 course, 5 extra

        • • Subtracting from 100
          • Tutorial
        • • Subtracting from 100
          • Practice
        • • Subtracting from 100
          • Challenge
        • • Subtracting from 100
          • Tutorial
        • • Subtracting from 100
          • Tutorial

        Extra activities

        • • Subtracting from 100
          • Printable
        • • Subtracting from 100
          • Printable
        • • Subtract from 100 - Written Strategy
          • Tutorial
        • • 
          • Subtract from 100
          • Practice
        • • 
          • Subtract from 100
          • Assessment

      • Place value - Subtract three digit numbers

        • Activities: 1 course, 0 extra

        • • Place value - Subtract three digit numbers
          • Practice

      • Subtraction (two step problem solving)

        • Activities: 2 course, 1 extra

        • • Subtraction (two step problem solving)
          • Practice
        • • Subtraction (two step problem solving)
          • Practice

        Extra activities

        • • Two step subtraction (problem solving)
          • Printable

      • Subtracting two digit numbers (adding on)

        • Activities: 3 course, 0 extra

        • • Subtracting two digit numbers (adding on)
          • Tutorial
        • • Subtracting two digit numbers (adding on)
          • Practice
        • • Subtracting two digit numbers (adding on)
          • Practice

      • Subtracting two digit numbers (jump back strategy)

        • Activities: 5 course, 16 extra

        • • Subtracting (jumping back)
          • Tutorial
        • • Subtracting two digit numbers (jump back strategy)
          • Practice
        • • Subtracting two digit numbers (jump back strategy)
          • Practice
        • • Subtracting two digit numbers (jump back strategy)
          • Tutorial
        • • Subtract single digit numbers from numbers under 100
          • Practice

        Extra activities

        • • 
          • Drill - Subtract single digit numbers from numbers under 100 (Auto-Generated)
          • Printable
        • • Drill - Subtract single digit numbers from numbers under 100
          • Printable
        • • Subtract single digit numbers from numbers less than 100
          • Printable
        • • 
          • Subtracting numbers under 20 from numbers under 100
          • Challenge
        • • 
          • Subtracting numbers under 20 from numbers under 100
          • Assessment
        • • 
          • Subtract single digit numbers from numbers less than 100
          • Assessment
        • • Timed Challenge: Subtract single digit numbers
          • Challenge
        • • 
          • Mental Strategies - Subtraction of numbers under 50
          • Practice
        • • 
          • Subtract 20 from numbers under 100
          • Challenge
        • • 
          • Subtract 20 from numbers under 100
          • Assessment
        • • 
          • Subtract 30 from numbers under 100
          • Challenge
        • • 
          • Subtract 30 from numbers under 100
          • Assessment
        • • 
          • Subtract 40 from numbers under 100
          • Assessment
        • • 
          • Subtract 40 from numbers under 100
          • Challenge
        • • 
          • Subtract 50 from numbers under 100
          • Challenge
        • • 
          • Subtract 50 from numbers under 100
          • Assessment

      • Subtracting two digit numbers (written strategy)

        • Activities: 6 course, 10 extra

        • • Subtracting two digit numbers (written strategy)
          • Tutorial
        • • Subtracting two digit numbers (written strategy)
          • Practice
        • • Subtracting two digit numbers (written strategy)
          • Practice
        • • Subtracting two digit numbers (written strategy)
          • Tutorial
        • • Subtraction - two digit numbers - without trading
          • Tutorial
        • • Subtracting two digit numbers (written strategy)
          • Tutorial

        Extra activities

        • • Subtracting two digit numbers (written strategy)
          • Printable
        • • Subtracting two digit numbers (written strategy)
          • Printable
        • • 
          • Subtracting two digit numbers (written strategy)
          • Tutorial
        • • Subtracting two digit numbers (written strategy)
          • Tutorial
        • • Subtraction of two digit numbers
          • Printable
        • • 
          • Drill - Subtract from 100 - written strategy (Auto-Generated)
          • Printable
        • • Drill - Subtract from 100 - written strategy
          • Printable
        • • 
          • Subtraction - two digit numbers - without trading
          • Practice
        • • 
          • Subtraction - two digit numbers - using blocks
          • Practice
        • • 
          • Subtraction - two digit numbers
          • Practice

      • Subtracting two digit numbers

        • Activities: 1 course, 1 extra

        • • Subtracting two digit numbers
          • Practice

        Extra activities

        • • Subtracting two digit numbers
          • Printable

      • Subtracting two digit numbers (problem solving)

        • Activities: 5 course, 21 extra

        • • Subtracting two digit numbers (problem solving)
          • Practice
        • • Subtracting two digit numbers (problem solving)
          • Practice
        • • Subtracting two digit numbers (problem solving)
          • Practice
        • • Subtracting two digit numbers (problem solving)
          • Practice
        • • Subtracting two digit numbers (problem solving)
          • Practice

        Extra activities

        • • Subtracting two digit numbers (problem solving)
          • Printable
        • • Subtracting two digit numbers
          • Printable
        • • Subtracting two digit numbers
          • Printable
        • • Subtracting two digit numbers (problem solving)
          • Printable
        • • Subtracting two digit numbers (problem solving)
          • Printable
        • • Subtracting two digit numbers (problem solving)
          • Printable
        • • Subtracting two digit numbers (problem solving)
          • Printable
        • • Subtracting two digit numbers (problem solving)
          • Printable
        • • Subtracting two digit numbers (problem solving)
          • Printable
        • • Subtract numbers less than 20
          • Printable
        • • Subtracting numbers under 20 from numbers under 100
          • Printable
        • • 
          • Problem solving using addition and subtraction
          • Assessment
        • • Drill - Subtract lots of 10 from numbers under 200
          • Printable
        • • Drill - Subtract numbers up to 100
          • Printable
        • • 
          • Problem solving using subtraction
          • Assessment
        • • 
          • Problem solving using addition and subtraction
          • Assessment
        • • 
          • Subtraction
          • Assessment
        • • 
          • Drill - Subtract numbers up to 100 (Auto-Generated)
          • Printable
        • • 
          • Subtraction - two digit numbers
          • Challenge
        • • 
          • Subtraction of two digit numbers
          • Challenge
        • • 
          • Subtraction of two digit numbers
          • Assessment

      • Challenge puzzle - two digit subtraction

        • Activities: 1 course, 0 extra

        • • Challenge puzzle - two digit subtraction
          • Practice

      • Subtracting three digit numbers

        • Activities: 2 course, 0 extra

        • • Subtracting three digit numbers
          • Practice
        • • Add within 1000
          • Practice

      • Subtracting from 1000

        • Activities: 5 course, 8 extra

        • • Subtracting from multiples of one thousand
          • Tutorial
        • • Subtracting from multiples of one thousand (written strategy)
          • Tutorial
        • • Subtract from lots of 10,000
          • Tutorial
        • • Subtracting from 1000
          • Practice
        • • Subtracting from 1000
          • Tutorial

        Extra activities

        • • Subtracting from 1000
          • Printable
        • • 
          • Subtracting from lots of 1000
          • Practice
        • • 
          • Subtract from 10,000
          • Challenge
        • • 
          • Subtract from 10,000
          • Assessment
        • • 
          • Subtract from lots of 10,000
          • Practice
        • • 
          • Subtracting from lots of 1000
          • Challenge
        • • 
          • Subtracting from lots of 1000
          • Assessment
        • • Subtracting from lots of 1000
          • Tutorial

      • Subtracting from 1000 (problem solving)

        • Activities: 2 course, 6 extra

        • • Subtracting from 1000 (problem solving)
          • Practice
        • • Subtracting from 1000 (problem solving)
          • Practice

        Extra activities

        • • Subtracting from 1000 (problem solving)
          • Printable
        • • Subtracting from 1000 (problem solving)
          • Printable
        • • Subtracting from 1000 and 10000 (problem solving)
          • Printable
        • • Subtracting from 1000 and 10000 (problem solving) Answers
          • Printable
        • • Subtract from 10000
          • Printable
        • • Subtracting from lots of 1000
          • Printable

      • Subtracting large numbers

        • Activities: 5 course, 14 extra

        • • Subtracting large numbers
          • Tutorial
        • • Subtracting large numbers
          • Practice
        • • Subtracting large numbers
          • Tutorial
        • • Subtracting large numbers
          • Tutorial
        • • Subtracting large numbers
          • Tutorial

        Extra activities

        • • Subtraction of three digit numbers - Written Strategy
          • Tutorial
        • • Subtraction of five digit numbers
          • Tutorial
        • • Drill - Subtract from 1000 - written strategy
          • Printable
        • • Drill - Three digit subtraction - written strategy
          • Printable
        • • 
          • Subtraction Problem Solving
          • Assessment
        • • 
          • Drill - Subtract from 1000 - written strategy (Auto-Generated)
          • Printable
        • • 
          • Drill - Three digit subtraction - written strategy (Auto-Generated)
          • Printable
        • • 
          • Subtraction of three digit numbers
          • Practice
        • • 
          • Subtraction of four digit numbers
          • Practice
        • • 
          • Subtraction of three digit numbers
          • Assessment
        • • 
          • Subtraction of five digit numbers
          • Practice
        • • 
          • Subtraction of large numbers
          • Assessment
        • • 
          • Subtraction of five digit numbers
          • Challenge
        • • Subtraction of four digit numbers - Written Strategy
          • Tutorial

      • Subtracting large numbers (problem solving)

        • Activities: 2 course, 6 extra

        • • Subtracting large numbers (problem solving)
          • Practice
        • • Subtracting large numbers (problem solving)
          • Practice

        Extra activities

        • • Subtracting large numbers
          • Printable
        • • Subtracting large numbers (problem solving)
          • Printable
        • • Subtracting large numbers (problem solving)
          • Printable
        • • Subtracting large numbers (problem solving)
          • Printable
        • • Subtracting large numbers (problem solving)
          • Printable
        • • Subtracting large numbers (problem solving)
          • Printable

      • Subtracting from 1000 and 10000 (problem solving)

        • Activities: 3 course, 2 extra

        • • Subtracting from 1000 and 10000 (problem solving)
          • Practice
        • • Subtracting from 1000 and 10000 (problem solving)
          • Practice
        • • Subtracting from 1000 and 10000
          • Printable

        Extra activities

        • • Subtracting from 1000 and 10000 (problem solving)
          • Printable
        • • Subtracting from 1000 and 10000
          • Printable

      • Subtraction - missing number

        • Activities: 1 course, 2 extra

        • • Subtraction - missing number
          • Practice

        Extra activities

        • • Subtraction - missing number
          • Printable
        • • Subtraction of two digit numbers with a missing number
          • Printable

      • Mentals 37

        • Activities: 1 course, 0 extra

        • • Mentals 37
          • Practice

      • Mentals 38

        • Activities: 1 course, 0 extra

        • • Mentals 38
          • Practice

      • Mentals 39

        • Activities: 1 course, 0 extra

        • • Mentals 39
          • Practice

      • Mentals 40

        • Activities: 1 course, 0 extra

        • • Mentals 40
          • Practice

      • Mentals 41

        • Activities: 1 course, 0 extra

        • • Mentals 41
          • Practice

      • Mentals 42

        • Activities: 1 course, 0 extra

        • • Mentals 42
          • Practice

      • Mentals 43

        • Activities: 2 course, 0 extra

        • • Mentals 43
          • Practice
        • • Mentals 43
          • Practice

      • Mentals 44

        • Activities: 1 course, 0 extra

        • • Mentals 44
          • Practice

      • Mentals 45

        • Activities: 1 course, 0 extra

        • • Mentals 45
          • Practice

      • Mentals 46

        • Activities: 1 course, 0 extra

        • • Mentals 46
          • Practice

      • Mentals 47

        • Activities: 1 course, 0 extra

        • • Mentals 47
          • Practice

      • Mentals 48

        • Activities: 1 course, 0 extra

        • • Mentals 48
          • Practice

      • Mentals 49

        • Activities: 1 course, 0 extra

        • • Mentals 49
          • Practice

      • Mentals 50

        • Activities: 1 course, 0 extra

        • • Mentals 50
          • Practice

      • Mentals 51

        • Activities: 1 course, 0 extra

        • • Mentals 51
          • Practice

      • Mentals 52

        • Activities: 1 course, 0 extra

        • • Mentals 52
          • Practice

      • Mentals 53

        • Activities: 1 course, 0 extra

        • • Mentals 53
          • Practice

      • Mentals 54

        • Activities: 1 course, 0 extra

        • • Mentals 54
          • Practice

      • Mentals 55

        • Activities: 1 course, 0 extra

        • • Mentals 55
          • Practice

      • Mentals 56

        • Activities: 1 course, 0 extra

        • • Mentals 56
          • Practice

      • Mentals 57

        • Activities: 1 course, 0 extra

        • • Mentals 57
          • Practice

      • Mentals 58

        • Activities: 1 course, 0 extra

        • • Mentals 58
          • Practice

      • Mentals 59

        • Activities: 1 course, 0 extra

        • • Mentals 59
          • Practice

      • Mentals 60

        • Activities: 1 course, 0 extra

        • • Mentals 60
          • Practice

      • Mentals 61

        • Activities: 1 course, 0 extra

        • • Mentals 61
          • Practice

      • Mentals 62

        • Activities: 1 course, 0 extra

        • • Mentals 62
          • Practice

      • Mentals 63

        • Activities: 1 course, 0 extra

        • • Mentals 63
          • Practice

      • Mentals 64

        • Activities: 1 course, 0 extra

        • • Mentals 64
          • Practice

      • Mentals 65

        • Activities: 1 course, 0 extra

        • • Mentals 65
          • Practice

      • Mentals 66

        • Activities: 1 course, 0 extra

        • • Mentals 66
          • Practice

      • Mentals 67

        • Activities: 1 course, 0 extra

        • • Mentals 67
          • Practice

      • Mentals 68

        • Activities: 1 course, 0 extra

        • • Mentals 68
          • Practice

      • Mentals 69

        • Activities: 1 course, 0 extra

        • • Mentals 69
          • Practice

      • Mentals 70

        • Activities: 1 course, 0 extra

        • • Mentals 70
          • Practice

      • Mentals 71

        • Activities: 1 course, 0 extra

        • • Mentals 71
          • Practice

      • Mentals 72

        • Activities: 1 course, 0 extra

        • • Mentals 72
          • Practice

  • 5.NA.1.b – find fractions of sets, shapes, and quantities

    • 42 learning outcomes – click to view

      Samples: Dividing by 3. Dividing by 3 (problem solving). Dividing by 4. Dividing by 4 (problem solving). Dividing by 6. 

      • Dividing by 3

        • Activities: 4 course, 3 extra

        • • Dividing by 3
          • Tutorial
        • • Dividing by 3
          • Practice
        • • Share counters between three
          • Practice
        • • Dividing by 3
          • Tutorial

        Extra activities

        • • Dividing by 3
          • Printable
        • • Share counters between three
          • Printable
        • • Share counters between three Answer sheet
          • Printable

      • Dividing by 3 (problem solving)

        • Activities: 2 course, 2 extra

        • • Dividing by 3 (problem solving)
          • Practice
        • • Dividing by 3
          • Practice

        Extra activities

        • • Dividing by 3 (problem solving)
          • Printable
        • • Dividing by 3 (problem solving)
          • Printable

      • Dividing by 4

        • Activities: 4 course, 3 extra

        • • Dividing by 4
          • Tutorial
        • • Dividing by 4
          • Practice
        • • Dividing by 4
          • Tutorial
        • • Share objects between four
          • Printable

        Extra activities

        • • Dividing by 4
          • Printable
        • • Share objects between four
          • Printable
        • • Share objects between four Answer sheet
          • Printable

      • Dividing by 4 (problem solving)

        • Activities: 2 course, 5 extra

        • • Dividing by 4 (problem solving)
          • Practice
        • • Dividing by 4
          • Practice

        Extra activities

        • • Dividing by 4 (problem solving)
          • Printable
        • • Dividing by 4 (problem solving)
          • Printable
        • • Dividing by 4 (problem solving)
          • Printable
        • • Dividing by 4 (problem solving)
          • Printable
        • • Dividing by 4 - Answer sheet
          • Printable

      • Dividing by 6

        • Activities: 2 course, 1 extra

        • • Dividing by 6
          • Practice
        • • Dividing by 6
          • Tutorial

        Extra activities

        • • Dividing by 6
          • Printable

      • Dividing by 6 (problem solving)

        • Activities: 3 course, 4 extra

        • • Dividing by 6 (problem solving)
          • Practice
        • • Dividing by 6 (problem solving)
          • Practice
        • • Dividing by 6 - 2
          • Practice

        Extra activities

        • • Dividing by 6 (problem solving)
          • Printable
        • • Dividing by 6
          • Printable
        • • Dividing by 6 (problem solving)
          • Printable
        • • Dividing by 6 - Answer sheet
          • Printable

      • Dividing by 7

        • Activities: 2 course, 1 extra

        • • Dividing by 7
          • Practice
        • • Dividing by 7
          • Tutorial

        Extra activities

        • • Dividing by 7
          • Printable

      • Dividing by 7 (problem solving)

        • Activities: 4 course, 3 extra

        • • Dividing by 7 (problem solving)
          • Practice
        • • Dividing by 7 (problem solving)
          • Printable
        • • Dividing by 7 (problem solving)
          • Practice
        • • Dividing by 7 (problem solving)
          • Practice

        Extra activities

        • • Dividing by 7 (problem solving)
          • Printable
        • • Dividing by 7 (problem solving)
          • Printable
        • • Dividing by 7 (problem solving) answer sheet
          • Printable

      • Dividing by 8 (problem solving)

        • Activities: 3 course, 3 extra

        • • Dividing by 8 (problem solving)
          • Practice
        • • Dividing by 8 (problem solving)
          • Practice
        • • Dividing by 8 (problem solving)
          • Practice

        Extra activities

        • • Dividing by 8 (problem solving)
          • Printable
        • • Dividing by 8 (problem solving)
          • Printable
        • • Dividing by 8 (problem solving) answer sheet
          • Printable

      • Dividing by 8

        • Activities: 2 course, 1 extra

        • • Dividing by 8
          • Practice
        • • Dividing by 8
          • Tutorial

        Extra activities

        • • Dividing by 8
          • Printable

      • Dividing by 9 (problem solving)

        • Activities: 3 course, 6 extra

        • • Dividing by 9 (problem solving)
          • Practice
        • • Dividing by 9 - 1
          • Practice
        • • Dividing by 9 - 2
          • Practice

        Extra activities

        • • Dividing by 9 (problem solving)
          • Printable
        • • Dividing by 9 (problem solving)
          • Printable
        • • Dividing by 9 (problem solving)
          • Printable
        • • Dividing by 9 (problem solving) answer sheet
          • Printable
        • • Dividing by 9
          • Printable
        • • Dividing by 9 - Answer sheet
          • Printable

      • Dividing by 9

        • Activities: 1 course, 1 extra

        • • Dividing by 9
          • Practice

        Extra activities

        • • Dividing by 9
          • Printable

      • Fractions (problem solving)

        • Activities: 1 course, 0 extra

        • • Representing fractions
          • Practice

      • Identifying fractions

        • Activities: 4 course, 4 extra

        • • Identifying Fractions
          • Tutorial
        • • Writing fractions
          • Tutorial
        • • Identifying fractions
          • Practice
        • • Identifying fractions
          • Practice

        Extra activities

        • • Representing fractions
          • Printable
        • • Identifying fractions
          • Printable
        • • Identifying fractions tutorial
          • Tutorial
        • • 
          • Identifying fractions
          • Practice

      • Identifying mixed fractions

        • Activities: 1 course, 0 extra

        • • Identifying mixed fractions
          • Practice

      • Fractions on a number line.

        • Activities: 3 course, 1 extra

        • • Fractions on a number line.
          • Tutorial
        • • Fractions on a number line (with guides)
          • Practice
        • • Fractions on a number line
          • Practice

        Extra activities

        • • 
          • Fractions on a Number Line
          • Practice

      • Matching equivalent fractions using fraction models

        • Activities: 2 course, 0 extra

        • • Equivalent Fractions
          • Tutorial
        • • Matching equivalent fractions using fraction models
          • Practice

      • Fractions of an area

        • Activities: 2 course, 1 extra

        • • Fractions of an area
          • Practice
        • • Fractions of an area
          • Practice

        Extra activities

        • • Fractions - Area
          • Printable

      • Comparing fractions as quantities.

        • Activities: 1 course, 0 extra

        • • Comparing fractions as quantities
          • Practice

      • Comparing fractions - 1 whole

        • Activities: 1 course, 0 extra

        • • Comparing fractions - 1 whole
          • Practice

      • Modelling equivalent fractions.

        • Activities: 3 course, 3 extra

        • • Modelling equivalent fractions
          • Practice
        • • Equivalence
          • Tutorial
        • • Modelling equivalent fractions
          • Practice

        Extra activities

        • • Equivalence - halves, quarters and eighths tutorial
          • Tutorial
        • • Equivalence - thirds and sixths
          • Printable
        • • 
          • Equivalence - halves, quarters and eighths
          • Practice

      • Matching equivalent fractions

        • Activities: 1 course, 0 extra

        • • Matching equivalent fractions
          • Practice

      • Hundredths in their lowest forms

        • Activities: 1 course, 0 extra

        • • Hundredths in their lowest forms
          • Practice

      • Identifying simple fractions

        • Activities: 1 course, 0 extra

        • • Identifying simple fractions
          • Practice

      • Count by halves, thirds, quarters and eighths.

        • Activities: 1 course, 0 extra

        • • Counting on - fractions
          • Practice

      • Tenths and hundredths.

        • Activities: 3 course, 4 extra

        • • Hundredths - simplest form
          • Tutorial
        • • Tenths and hundredths
          • Practice
        • • Recognizing Naming Hundredths
          • Tutorial

        Extra activities

        • • Fractions Assessment
          • Printable
        • • Recognizing and naming hundredths tutorial
          • Tutorial
        • • 
          • Fractions Assessment
          • Assessment
        • • 
          • Recognizing and naming hundredths
          • Practice

      • Comparing and counting notes and coins

        • Activities: 1 course, 0 extra

        • • Comparing and Counting Money - Notes and Coins
          • Practice

      • Paying for goods and services

        • Activities: 1 course, 3 extra

        • • Paying for goods and services
          • Practice

        Extra activities

        • • 
          • Paying for goods
          • Practice
        • • 
          • Using Coins to Make Purchases
          • Practice
        • • 
          • Using money to pay for good
          • Practice

      • Represent money in multiple ways

        • Activities: 1 course, 0 extra

        • • Represent money in multiple ways
          • Practice

      • Paying for goods and calculating totals

        • Activities: 1 course, 5 extra

        • • Paying for goods
          • Practice

        Extra activities

        • • 
          • Paying for goods
          • Practice
        • • 
          • Using coins to pay for goods
          • Practice
        • • 
          • Money Problem Solving
          • Practice
        • • 
          • Money Problem Solving
          • Assessment
        • • 
          • Money Problem Solving
          • Assessment

      • Price variation

        • Activities: 1 course, 0 extra

        • • Price variation
          • Practice

      • Calculations involving money

        • Activities: 1 course, 0 extra

        • • Calculations involving money
          • Practice

      • Represent money in multiple ways

        • Activities: 1 course, 1 extra

        • • Represent money in multiple ways
          • Practice

        Extra activities

        • • Represent money in multiple ways - notes and coins.
          • Practice

      • Using ATM's to access our money

        • Activities: 1 course, 1 extra

        • • Using ATM's to access our money
          • Practice

        Extra activities

        • • How ATM's Work
          • Practice

      • Calculating the amount left over

        • Activities: 1 course, 0 extra

        • • Calculating the amount left over
          • Practice

      • Calculating the change on simple transactions

        • Activities: 1 course, 1 extra

        • • Calculating correct change
          • Practice

        Extra activities

        • • Calculating Correct Change.
          • Practice

      • Reading a menu

        • Activities: 1 course, 0 extra

        • • Reading a menu
          • Practice

      • Reading a menu

        • Activities: 1 course, 0 extra

        • • Reading a menu
          • Practice

      • Money

        • Activities: 1 course, 0 extra

        • • Money
          • Practice

      • Budgeting

        • Activities: 1 course, 0 extra

        • • Budgeting and Expenses
          • Practice

      • Currencies around the world

        • Activities: 2 course, 0 extra

        • • Paying with currencies from around the world
          • Practice
        • • Currency puzzle
          • Practice

      • Different payment options

        • Activities: 1 course, 0 extra

        • • Different payment options
          • Practice

• 5.NA.2 – Create, continue, and predict further members of sequential patterns with two variables

  • 31 learning outcomes – click to view

    Samples: Groups of 3. Groups of 3. 3x tables (problem solving). Challenge Puzzle - 3x tables. Groups of 4. Groups of 4. 

    • Number patterns and groups (of 3)

      • Activities: 3 course, 1 extra

      • • Groups of 3
        • Tutorial
      • • Rows of 3
        • Tutorial
      • • Groups of 3
        • Practice

      Extra activities

      • • 
        • Groups of three
        • Practice

    • 3x tables

      • Activities: 8 course, 8 extra

      • • Groups of 3
        • Tutorial
      • • Learning 3x tables
        • Tutorial
      • • Number Patterns (3x tables)
        • Practice
      • • 3x tables
        • Practice
      • • 3x tables
        • Practice
      • • 3x tables (20 questions)
        • Practice
      • • 3x tables
        • Challenge
      • • 3x tables
        • Tutorial

      Extra activities

      • • 3x tables
        • Printable
      • • Times tables chart
        • Printable
      • • 3x tables
        • Printable
      • • 3X tables
        • Printable
      • • Drill - 3X tables
        • Printable
      • • 
        • Drill - 3X tables (Auto-Generated)
        • Printable
      • • 
        • 3X Tables Game - Learn the Number Facts
        • Practice
      • • 
        • 3X tables
        • Assessment

    • 3x tables (problem solving)

      • Activities: 3 course, 3 extra

      • • 3x tables (problem solving)
        • Practice
      • • 3x tables (problem solving)
        • Practice
      • • 3x tables (problem solving)
        • Practice

      Extra activities

      • • 3x tables (problem solving)
        • Printable
      • • 3x tables (problem solving)
        • Printable
      • • 3x tables (problem solving)
        • Printable

    • Puzzle - 3x tables

      • Activities: 1 course, 0 extra

      • • Challenge Puzzle - 3x tables
        • Practice

    • Groups and rows of 4

      • Activities: 3 course, 4 extra

      • • Groups of 4
        • Tutorial
      • • Rows of 4
        • Tutorial
      • • Groups of 4
        • Practice

      Extra activities

      • • Groups of 4
        • Tutorial
      • • Groups of four
        • Printable
      • • Groups of four Answer sheet
        • Printable
      • • 
        • Groups of four
        • Practice

    • 4x tables

      • Activities: 9 course, 6 extra

      • • Groups of 4
        • Tutorial
      • • Learning 4x tables
        • Tutorial
      • • Number Patterns (4x tables)
        • Practice
      • • 4x tables
        • Practice
      • • 4x tables
        • Practice
      • • 4x tables (20 questions)
        • Practice
      • • 4x tables
        • Challenge
      • • 2x-5x tables
        • Challenge
      • • 4x tables
        • Tutorial

      Extra activities

      • • 4x tables
        • Printable
      • • 4X tables
        • Printable
      • • 
        • 4X tables
        • Assessment
      • • 
        • Drill - 4X tables (Auto-Generated)
        • Printable
      • • Drill - 4X tables
        • Printable
      • • 
        • 4X Tables Game - Learn the Number Facts
        • Practice

    • 4x tables (problem solving)

      • Activities: 3 course, 6 extra

      • • 4x tables (problem solving)
        • Practice
      • • 4x tables (problem solving)
        • Practice
      • • 4x tables (problem solving)
        • Practice

      Extra activities

      • • 4x tables (problem solving)
        • Printable
      • • 4x tables (problem solving)
        • Printable
      • • 4x tables (problem solving)
        • Printable
      • • 4x tables (problem solving)
        • Printable
      • • 4x tables (problem solving)
        • Printable
      • • 4x tables (problem solving) answer sheet
        • Printable

    • 4x tables - puzzle

      • Activities: 1 course, 0 extra

      • • 4x Multiplication facts - puzzle
        • Practice

    • Groups and rows of 6

      • Activities: 2 course, 0 extra

      • • Groups of 6
        • Tutorial
      • • Rows of 6
        • Tutorial

    • 6x tables

      • Activities: 7 course, 4 extra

      • • Learning 6x tables
        • Tutorial
      • • Number Patterns (6x tables)
        • Practice
      • • 6x tables
        • Practice
      • • 6x tables
        • Practice
      • • 6x tables (20 questions)
        • Practice
      • • 6x tables
        • Challenge
      • • 6x tables
        • Tutorial

      Extra activities

      • • 6x tables
        • Printable
      • • 
        • Drill 6X tables (Auto-Generated)
        • Printable
      • • Drill 6X tables
        • Printable
      • • 
        • 6X tables
        • Assessment

    • 6x tables (problem solving)

      • Activities: 2 course, 6 extra

      • • 6x tables (problem solving)
        • Practice
      • • 6x tables (problem solving)
        • Practice

      Extra activities

      • • 6x tables (problem solving)
        • Printable
      • • 6x tables (problem solving)
        • Printable
      • • 6x tables (problem solving)
        • Printable
      • • 6x tables (problem solving)
        • Printable
      • • 6x tables (problem solving) Answer sheet
        • Printable
      • • 6x tables (problem solving)
        • Printable

    • Groups and rows of 7

      • Activities: 2 course, 0 extra

      • • Rows of 7
        • Tutorial
      • • Groups of 7
        • Tutorial

    • 7x tables

      • Activities: 7 course, 5 extra

      • • Learning 7x tables
        • Tutorial
      • • Number Patterns (7x tables)
        • Practice
      • • 7x tables
        • Practice
      • • 7x tables
        • Practice
      • • 7x tables (20 questions)
        • Practice
      • • 7x tables
        • Challenge
      • • 7x tables
        • Tutorial

      Extra activities

      • • 7x tables
        • Printable
      • • 
        • Drill - 7X tables (Auto-Generated)
        • Printable
      • • Drill - 7X tables
        • Printable
      • • 7X tables
        • Printable
      • • 
        • 7X tables
        • Assessment

    • 7x tables (problem solving)

      • Activities: 3 course, 6 extra

      • • 7x tables (problem solving)
        • Practice
      • • 7x tables (problem solving)
        • Practice
      • • 7x tables (problem solving)
        • Practice

      Extra activities

      • • 7x tables (problem solving)
        • Printable
      • • 7x tables (problem solving)
        • Printable
      • • 7x tables (problem solving)
        • Printable
      • • 7x tables (problem solving)
        • Printable
      • • 7x tables (problem solving) answer sheet
        • Printable
      • • 7x tables (problem solving)
        • Printable

    • Groups and rows of 8

      • Activities: 2 course, 0 extra

      • • Groups of 8
        • Tutorial
      • • Rows of 8
        • Tutorial

    • 8x tables

      • Activities: 7 course, 5 extra

      • • Learning 8x tables
        • Tutorial
      • • Number Patterns (8x tables)
        • Practice
      • • 8x tables
        • Practice
      • • 8x tables
        • Practice
      • • 8x tables (20 questions)
        • Practice
      • • 8x tables
        • Challenge
      • • 8x tables
        • Tutorial

      Extra activities

      • • 8x tables
        • Printable
      • • 
        • 8X Tables Game - Learn the Number Facts
        • Practice
      • • 
        • Drill - 8X tables (Auto-Generated)
        • Printable
      • • Drill - 8X tables
        • Printable
      • • 
        • 8X tables
        • Assessment

    • 8x tables (problem solving)

      • Activities: 3 course, 5 extra

      • • 8x tables (problem solving)
        • Practice
      • • 8x tables (problem solving)
        • Practice
      • • 8x tables (problem solving)
        • Practice

      Extra activities

      • • 8x tables (problem solving)
        • Printable
      • • 8x tables (problem solving)
        • Printable
      • • 8x tables (problem solving)
        • Printable
      • • 8x tables (problem solving)
        • Printable
      • • 8x tables (problem solving)
        • Printable

    • Groups and rows of 9

      • Activities: 2 course, 0 extra

      • • Groups of 9
        • Tutorial
      • • Rows of 9
        • Tutorial

    • 9x tables

      • Activities: 7 course, 6 extra

      • • Learning 9x tables
        • Tutorial
      • • Number Patterns (9x tables)
        • Practice
      • • 9x tables
        • Practice
      • • 9x tables
        • Practice
      • • 9x tables (20 questions)
        • Practice
      • • 9x tables
        • Challenge
      • • 9x tables
        • Tutorial

      Extra activities

      • • 9x tables
        • Printable
      • • 
        • 9X Tables Game - Learn the Number Facts
        • Practice
      • • 8X and 9X tables
        • Printable
      • • 
        • Drill - 9X tables (Auto-Generated)
        • Printable
      • • Drill - 9X tables
        • Printable
      • • 
        • 9X tables
        • Assessment

    • Multiplicative comparison (problem solving)

      • Activities: 1 course, 1 extra

      • • Multiplicative comparison (problem solving)
        • Practice

      Extra activities

      • • Multiplicative comparison (problem solving)
        • Printable

    • 9x tables (problem solving)

      • Activities: 3 course, 7 extra

      • • 9x tables (problem solving)
        • Practice
      • • 9x tables (problem solving)
        • Practice
      • • 9x tables (problem solving)
        • Practice

      Extra activities

      • • 9x tables (problem solving)
        • Printable
      • • 9x tables (problem solving)
        • Printable
      • • 9x tables (problem solving)
        • Printable
      • • 9x tables (problem solving)
        • Printable
      • • 9x tables (problem solving) answer sheet
        • Printable
      • • 9x tables (problem solving) answer sheet
        • Printable
      • • 9x tables (problem solving)
        • Printable

    • 2x-10x tables

      • Activities: 5 course, 12 extra

      • • Tricky 20
        • Practice
      • • 2x-10x tables
        • Practice
      • • 2x-10x tables
        • Challenge
      • • Times Tables Test (25 questions)
        • Practice
      • • Matching facts - Concentration Game
        • Practice

      Extra activities

      • • Multiplication table
        • Printable
      • • 2x-10x tables
        • Printable
      • • 2x-10x tables
        • Printable
      • • 2x-10x tables
        • Printable
      • • 
        • Comparing multiplication facts
        • Practice
      • • 
        • Matching multiplication facts
        • Practice
      • • 
        • Multiplication Problem Solving
        • Practice
      • • 
        • Drill - 1X - 10X tables (Auto-Generated)
        • Printable
      • • Drill - 1X - 10X tables
        • Printable
      • • 
        • Tables 1x - 10x (Auto-Generated)
        • Printable
      • • 
        • Times Tables 1x-10x
        • Practice
      • • 
        • 1x-10x tables
        • Assessment

    • 2x-10x tables (problem solving)

      • Activities: 4 course, 9 extra

      • • 2x-10x tables (problem solving)
        • Practice
      • • 2x-10x tables (problem solving)
        • Practice
      • • 2x-10x tables (problem solving)
        • Practice
      • • 2x-10x tables (problem solving)
        • Practice

      Extra activities

      • • Mixed tables (problem solving)
        • Printable
      • • Mixed tables 2 (problem solving)
        • Printable
      • • 2x-10x tables (problem solving)
        • Printable
      • • 2x-10x tables (problem solving)
        • Printable
      • • 2x-10x tables (problem solving)
        • Printable
      • • 2x-10x tables (problem solving)
        • Printable
      • • 2x-10x tables (problem solving)
        • Printable
      • • 2x-10x tables (problem solving) answer sheet
        • Printable
      • • 2x-10x tables (problem solving) answer sheet
        • Printable

    • 2x-10x tables - puzzle

      • Activities: 1 course, 0 extra

      • • Challenge Puzzle - multiplication facts 1x - 10x
        • Practice

    • Arrays

      • Activities: 0 course, 1 extra

      Extra activities

      • • 
        • Arrays
        • Practice

    • Multiplicative comparisons

      • Activities: 1 course, 0 extra

      • • Multiplicative comparison
        • Practice

    • Number patterns - Identifying the rule

      • Activities: 2 course, 0 extra

      • • Number patterns - Identifying the rule
        • Practice
      • • Identify the rules for number patterns
        • Practice

    • Continue number patterns resulting from addition or subtraction

      • Activities: 1 course, 1 extra

      • • Continue number patterns
        • Practice

      Extra activities

      • • 
        • Identifying missing numbers in a pattern
        • Practice

    • Shapes Algebra

      • Activities: 2 course, 0 extra

      • • Shapes Algebra
        • Practice
      • • Challenge puzzle - Algebra
        • Practice

    • Explore patterns created by objects

      • Activities: 2 course, 0 extra

      • • Patterns created by objects
        • Practice
      • • Patterns created by objects
        • Practice

    • Balancing equations

      • Activities: 2 course, 0 extra

      • • Balancing equations
        • Practice
      • • Challenge Puzzle - Balancing equations
        • Practice

• 5.NA.3 – Describe spatial and number patterns, using rules that involve spatial features, repeated addition or subtraction, and simple multiplication.

  • 97 learning outcomes – click to view

    Samples: Adding single digit numbers. Adding on single digit numbers using blocks. Adding two digit numbers using blocks. 

    • Adding single digits (matching answers)

      • Activities: 3 course, 1 extra

      • • Adding single digit numbers
        • Tutorial
      • • Adding single digits (matching answers)
        • Practice
      • • Adding single digits (matching answers)
        • Practice

      Extra activities

      • • Single digit addition
        • Practice

    • Adding on single digit numbers using blocks

      • Activities: 1 course, 0 extra

      • • Adding on single digit numbers using blocks
        • Practice

    • Adding two digit numbers using blocks

      • Activities: 1 course, 0 extra

      • • Adding two digit numbers using blocks
        • Practice

    • Adding 10 (to three digit numbers)

      • Activities: 1 course, 1 extra

      • • Adding 10 (to three digit numbers)
        • Practice

      Extra activities

      • • Adding 10 (to three digit numbers)
        • Printable

    • Adding 100

      • Activities: 1 course, 1 extra

      • • Adding 100
        • Practice

      Extra activities

      • • Adding 100
        • Printable

    • Adding multiples of 10

      • Activities: 3 course, 4 extra

      • • Adding multiples of 10
        • Tutorial
      • • Adding multiples of 10.
        • Practice
      • • Adding multiples of 10
        • Tutorial

      Extra activities

      • • Adding multiples of 10
        • Printable
      • • Adding multiples of 10
        • Tutorial
      • • 
        • Addition problem solving
        • Assessment
      • • 
        • Adding lots of 10
        • Practice

    • Adding two digit numbers (estimating)

      • Activities: 1 course, 2 extra

      • • Adding two digit numbers (estimating)
        • Practice

      Extra activities

      • • Estimating
        • Printable
      • • Estimating Answer sheet
        • Printable

    • Adding on (numbers under 10)

      • Activities: 3 course, 14 extra

      • • Adding on (numbers under 10)
        • Tutorial
      • • Adding on (numbers under 10)
        • Practice
      • • Adding on (numbers under 10)
        • Challenge

      Extra activities

      • • Adding on (numbers under 10)
        • Printable
      • • Adding on numbers under 10 (problem solving)
        • Printable
      • • Adding on (numbers under 10)
        • Printable
      • • Add on numbers under 10
        • Tutorial
      • • Adding lots of 100 to numbers less than 1,000
        • Tutorial
      • • 
        • Adding lots of 100 to numbers less than 1,000
        • Assessment
      • • 
        • Add on numbers less than 10
        • Assessment
      • • 
        • Add numbers less than 10 to numbers less than 50
        • Challenge
      • • 
        • Adding lots of 10 to numbers less than 1,000
        • Challenge
      • • 
        • Add lots of 10 - Jump Strategy
        • Practice
      • • 
        • Adding lots of 10 to numbers less than 200
        • Assessment
      • • 
        • Adding lots of 10 to numbers less than 200
        • Challenge
      • • 
        • Adding lots of 10 to numbers less than 1,000
        • Assessment
      • • 
        • Adding lots of 100 to numbers less than 1,000
        • Challenge

    • Adding 10

      • Activities: 1 course, 3 extra

      • • Adding 10
        • Practice

      Extra activities

      • • Adding 10
        • Printable
      • • Adding 10
        • Printable
      • • Adding 10
        • Printable

    • Adding 10 (problem solving)

      • Activities: 1 course, 0 extra

      • • Adding 10 (problem solving)
        • Practice

    • Adding 20

      • Activities: 2 course, 3 extra

      • • Adding 20
        • Tutorial
      • • Adding 20
        • Practice

      Extra activities

      • • Adding 20
        • Printable
      • • Adding 20
        • Printable
      • • Adding 20
        • Printable

    • Adding 20 (problem solving)

      • Activities: 1 course, 0 extra

      • • Adding 20 (problem solving)
        • Practice

    • Adding 30

      • Activities: 1 course, 3 extra

      • • Adding 30
        • Practice

      Extra activities

      • • Adding 30
        • Printable
      • • Adding 30
        • Printable
      • • Adding 30
        • Printable

    • Adding 30 (problem solving)

      • Activities: 1 course, 0 extra

      • • Adding 30 (problem solving)
        • Practice

    • Adding 40

      • Activities: 1 course, 2 extra

      • • Adding 40
        • Practice

      Extra activities

      • • Adding 40
        • Printable
      • • Adding 40
        • Printable

    • Adding 40 (problem solving)

      • Activities: 1 course, 0 extra

      • • Adding 40 (problem solving)
        • Practice

    • Adding 50

      • Activities: 1 course, 3 extra

      • • Adding 50
        • Practice

      Extra activities

      • • Adding 50
        • Printable
      • • Adding 50
        • Printable
      • • Adding 50
        • Printable

    • Adding 50 (problem solving)

      • Activities: 1 course, 0 extra

      • • Adding 50 (problem solving)
        • Practice

    • Adding multiples of 10

      • Activities: 2 course, 4 extra

      • • Adding multiples of 10
        • Practice
      • • Adding multiples of 10
        • Challenge

      Extra activities

      • • Adding multiples of 10
        • Printable
      • • Jump strategy for addition
        • Practice
      • • Adding multiples of 10 to numbers less than 1,000
        • Printable
      • • Adding multiples of 10 to numbers less than 200
        • Printable

    • Adding on multiples of 100

      • Activities: 1 course, 3 extra

      • • Adding multiples of 100
        • Practice

      Extra activities

      • • Adding multiples of 100
        • Printable
      • • Adding multiples of 100
        • Printable
      • • Adding multiples of 100
        • Printable

    • Adding two digit numbers (split strategy)

      • Activities: 5 course, 2 extra

      • • Adding two digit numbers (split strategy)
        • Tutorial
      • • Adding two digit numbers (split strategy)
        • Practice
      • • Adding two digit numbers (split strategy)
        • Practice
      • • Adding two digit numbers (split strategy)
        • Tutorial
      • • Adding two digit numbers (split strategy)
        • Tutorial

      Extra activities

      • • How to add using the split strategy
        • Tutorial
      • • Split strategy for addition
        • Practice

    • Adding two digit numbers (jump strategy)

      • Activities: 6 course, 5 extra

      • • Adding two digit numbers (jump strategy)
        • Tutorial
      • • Adding two digit numbers (jump strategy)
        • Practice
      • • Adding two digit numbers (jump strategy)
        • Practice
      • • Adding two digit numbers (jump strategy)
        • Practice
      • • Adding two digit numbers (jump strategy)
        • Tutorial
      • • Adding two digit numbers (jump strategy)
        • Tutorial

      Extra activities

      • • Jump Strategy/Method Explained
        • Tutorial
      • • Jump Strategy/Method
        • Tutorial
      • • Mental strategies in addition - add on numbers up to 20
        • Tutorial
      • • 
        • Addition of two digit numbers
        • Challenge
      • • 
        • Addition of Two Digit Numbers
        • Assessment

    • Adding two digit numbers (written strategy)

      • Activities: 5 course, 8 extra

      • • Adding two digit numbers (written strategy)
        • Tutorial
      • • Adding two digit numbers (written strategy)
        • Practice
      • • Adding two digit numbers (written strategy)
        • Practice
      • • Adding two digit numbers (written strategy) no carrying
        • Tutorial
      • • Adding two digit numbers (written strategy) with carrying
        • Tutorial

      Extra activities

      • • Adding two digit numbers (written strategy)
        • Printable
      • • Adding two digit numbers (written strategy)
        • Printable
      • • Drill - Add on lots of 10 - written strategy
        • Printable
      • • 
        • Drill - Adding two digit numbers - written strategies (Auto-Generated)
        • Printable
      • • 
        • Addition of two digit numbers
        • Practice
      • • 
        • Addition of two digit numbers
        • Practice
      • • 
        • Addition of two digit numbers - without trading
        • Practice
      • • 
        • Addition of two digit numbers
        • Tutorial

    • Adding two digit numbers (look for 10)

      • Activities: 2 course, 0 extra

      • • Adding two digit numbers (look for 10)
        • Tutorial
      • • Adding two digit numbers (look for 10)
        • Practice

    • Adding two digit numbers

      • Activities: 2 course, 1 extra

      • • Adding two digit numbers
        • Practice
      • • Adding two digit numbers
        • Practice

      Extra activities

      • • Adding two digit numbers
        • Printable

    • Adding two digit numbers (problem solving)

      • Activities: 6 course, 12 extra

      • • Adding two digit numbers (problem solving)
        • Practice
      • • Adding two digit numbers (problem solving)
        • Practice
      • • Adding two digit numbers (problem solving)
        • Practice
      • • Adding two digit numbers (problem solving)
        • Practice
      • • Adding two digit numbers (problem solving)
        • Practice
      • • Adding two digit numbers (problem solving)
        • Practice

      Extra activities

      • • Adding two digit numbers (problem solving)
        • Printable
      • • Adding two digit numbers (problem solving) Answer sheet
        • Printable
      • • 
        • Problem solving using addition
        • Assessment
      • • Adding two digit numbers
        • Printable
      • • Adding two digit numbers
        • Printable
      • • Adding two digit numbers
        • Printable
      • • Adding two digit numbers
        • Printable
      • • Addition of two digit numbers
        • Printable
      • • Adding two digit numbers
        • Printable
      • • Subtraction - two digit numbers
        • Printable
      • • 
        • Addition of two digit numbers
        • Assessment
      • • 
        • Addition using the Jump Strategy/Method
        • Challenge

    • Challenge Puzzle - Addition Pyramid

      • Activities: 1 course, 0 extra

      • • Challenge Puzzle - Addition Pyramid
        • Practice

    • Adding three digit numbers using blocks

      • Activities: 1 course, 0 extra

      • • Adding three digit numbers using blocks
        • Practice

    • Adding two digit numbers (missing number)

      • Activities: 2 course, 5 extra

      • • Adding two digit numbers (missing number)
        • Tutorial
      • • Adding two digit numbers (missing number)
        • Practice

      Extra activities

      • • Adding two digit numbers (missing number)
        • Printable
      • • Adding two digit numbers (missing number)
        • Printable
      • • 
        • Drill - Add to 20 - missing number (Auto-Generated)
        • Printable
      • • Addition of two numbers - missing number
        • Tutorial
      • • Addition of two numbers - missing number
        • Printable

    • Make 100

      • Activities: 3 course, 2 extra

      • • Addition Make 100
        • Tutorial
      • • Make 100
        • Practice
      • • Make 100
        • Practice

      Extra activities

      • • Make 100
        • Printable
      • • Make 100 - Mental strategies
        • Tutorial

    • Make 100 - problem solving

      • Activities: 2 course, 3 extra

      • • Make 100
        • Practice
      • • Addition - Make 100
        • Practice

      Extra activities

      • • Make 100
        • Printable
      • • Make 100 Answer sheet
        • Printable
      • • Make 100BETA
        • Assessment

    • Challenge puzzle - make 100

      • Activities: 1 course, 0 extra

      • • Challenge puzzle
        • Practice

    • Adding large numbers

      • Activities: 4 course, 27 extra

      • • Adding five digit numbers
        • Tutorial
      • • Adding large numbers
        • Tutorial
      • • Addition of large numbers
        • Practice
      • • Addition Problem Solving
        • Printable

      Extra activities

      • • Addition Of Three Digit Numbers
        • Tutorial
      • • Addition Of Four Digit Numbers
        • Tutorial
      • • Addition of five digit numbers
        • Tutorial
      • • Addition of large numbers
        • Tutorial
      • • Drill - Add four digit numbers - written strategy
        • Printable
      • • Drill - Adding large numbers - written strategy
        • Printable
      • • 
        • Numbers Problem Solving
        • Assessment
      • • 
        • Addition Problem Solving
        • Assessment
      • • Addition of three digit numbers
        • Printable
      • • 
        • Addition Problem Solving
        • Assessment
      • • 
        • Drill - Add three digit numbers - written strategy (Auto-Generated)
        • Printable
      • • Drill - Add three digit numbers - written strategy
        • Printable
      • • 
        • Drill - Add four digit numbers - written strategy (Auto-Generated)
        • Printable
      • • 
        • Drill - Adding large numbers - written strategy (Auto-Generated)
        • Printable
      • • 
        • Addition of five digit numbers
        • Challenge
      • • 
        • Addition of five digit numbers
        • Assessment
      • • 
        • Addition of five digit numbers
        • Practice
      • • 
        • Addition of three digit numbers
        • Practice
      • • 
        • Addition of three digit numbers
        • Challenge
      • • 
        • Addition of three digit numbers
        • Assessment
      • • 
        • Addition of four digit numbers
        • Practice
      • • 
        • Addition of four digit numbers
        • Practice
      • • 
        • Addition of large numbers
        • Practice
      • • 
        • Addition of four digit numbers
        • Challenge