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GCSE Mathematics · key term
A change in which a quantity decreases over time, often by the same proportion or percentage in each period.
Used by AQA and Edexcel
Specification R16 · Paper 1, Paper 2, Paper 3
Revise: Growth and DecayGrowth and decay problems describe quantities that change over time. Examples include a savings balance earning interest, a car losing value, a population changing or the amount of a substance decreasing.
Specification R16 · Paper 1, Paper 2, Paper 3
A change in which a quantity decreases over time or through repeated applications of a rule.
Revise: Growth and DecayGrowth and decay describe quantities that change over successive time periods. Examples include the balance of an investment, the value of a vehicle and the size of a population. The important question is: what amount is the percentage calculated from?
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