Ratio & ProportionIntroduction

The Sale Discount

Part of Percentage DecreaseGCSE Mathematics

This introduction covers The Sale Discount within Percentage Decrease for GCSE Mathematics. 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 be a useful differentiator on mixed-topic papers. It is section 1 of 5 in this topic. Use this introduction to connect the idea to the wider topic before moving on to questions and flashcards.

Topic position

Section 1 of 5

Practice

12 questions

Recall

22 flashcards

💸 The Sale Discount

Maya sees a laptop priced at £800 with a 25% discount. How much will she pay?

This is a percentage decrease problem - we need to find the new amount after a reduction. Whether it's discounts, depreciation, or population decline, the multiplier method makes these calculations quick and accurate.

Keep building this topic

Read this section alongside the surrounding pages in Percentage Decrease. That gives you the full topic sequence instead of a single isolated revision point.

Practice Questions for Percentage Decrease

What multiplier is used to decrease a value by 35%?

  • A. 0.35
  • B. 0.65
  • C. 1.35
  • D. 1.65
1 markfoundation

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.

2 markshigher

Quick Recall 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)

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