Ratio, Proportion & Change
Outcomes
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Use scale factors, scale diagrams and maps
Examples
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Express one quantity as a fraction of another, where the fraction is less than 1 and greater than 1
Examples
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Use ratio notation, including reduction to simplest form
Examples
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Divide a given quantity into two parts in a given part:part or part:whole ratio; express the division of a quantity into two parts as a ratio
Play Activities 110Examples
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Understand that a multiplicative relationship between two quantities can be expressed as a ratio or a fraction
Examples
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Relate the language of ratios and the associated calculations to the arithmetic of fractions and to linear functions
Examples
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Solve problems involving percentage change, including: percentage increase, decrease and original value problems and simple interest in financial mathematics
Examples
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Solve problems involving direct and inverse proportion, including graphical and algebraic representations
Examples
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Use compound units such as speed, unit pricing and density to solve problems
Examples