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You can go to an overview of all the curricula here.
Money and financial mathematics
ACMNA132 – Investigate and calculate percentage discounts of 10%, 25% and 50% on sale items, with and without digital technologies
Samples: Calculations involving money. Calculate cost according to mass, length or volume. Money. Calculating Best Buy.
7.NA.1 – Apply additive and multiplicative strategies flexibly to whole numbers, ratios, and equivalent fractions (including percentages)
Samples: Large numbers presented in tables. Reading large numbers. Write numbers – over one million (common).