Ratio & ProportionLow Exam FrequencyAQAEdexcelOCRWJEC
Percentage Decrease
Revise Percentage Decrease in Ratio & Proportion for GCSE Mathematics with 12 exam-style questions and 22 flashcards. This topic appears less often, but it can still pick up marks when it appears in mixed-topic papers.
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Sample Flashcards
What is a percentage decrease?
Finding a new amount after subtracting a percentage from the original amount
What is the multiplier for a 10% decrease?
0.90 (because 1 - 0.10 = 0.90)
Sample Questions
What multiplier is used to decrease a value by 35%?
A shop advertises '25% off everything'. A student says: 'The multiplier is 0.25 because 25% = 0.25.' Explain what is wrong with the student's reasoning and state the correct multiplier.
12
exam-style questions
22
revision flashcards
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