GCSE Maths (AQA)

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Introduction to Ratios

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Ratio, Proportion and Rates of Change Ratio, Proportion and Rates of Change

Introduction to Ratios

2:42 Manipulating Ratios
Spec R4 R5 R6
Previous nth Term of a Quadratic Sequence Next Scaling Ratios
  • Ratios compare the size of two quantities
  • Ratios are used to explain how much of each item is needed
  • Ratios are written with a colon separating the two numbers
  • The order of the numbers in a ratio is important
  • The ratio of bananas to apples is different from the ratio of apples to bananas
  • The ratio of cars to bikes is 4 to 1

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