Mathematics GCSE
Multiplicative reasoning with percentages
What Multiplicative reasoning with percentages means in Mathematics GCSE, as defined for AQA.
Definition of Multiplicative reasoning with percentages
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Reference: AQA
Percentage changes are interpreted multiplicatively: an increase of 20% multiplies by 1.20, and a decrease of 20% multiplies by 0.80.
Topics that use Multiplicative reasoning with percentages
- Ratio, proportion and rates of change (AQA GCSE)
Related terms
- Algebraic rearrangement of compound-unit formulae
- Checking the reasonableness
- Chord versus tangent
- Comparing quantities of the same kind
- compound interest
- Compound Measure
- compound unit
- constant of proportionality
Using Multiplicative reasoning with percentages in the exam
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