Mathematics GCSE
Percentage change and original value problems
What Percentage change and original value problems means in Mathematics GCSE, as defined for AQA.
Definition of Percentage change and original value problems
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Reference: AQA
Problems include finding a new value after an increase or decrease, and finding the original value when the new value and percentage change are known, using division by the multiplier.
Topics that use Percentage change and original value problems
- 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 Percentage change and original value problems in the exam
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