Ratio & ProportionExam Tips

Exam Tips: Percentage Increase

Part of Percentage IncreaseGCSE Mathematics

This exam tips covers Exam Tips: Percentage Increase within Percentage Increase for GCSE Mathematics. Revise Percentage Increase 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 5 of 5 in this topic. Treat this as a marking guide for what examiners are looking for, not just a fact list.

Topic position

Section 5 of 5

Practice

12 questions

Recall

22 flashcards

💡 Exam Tips: Percentage Increase

  • Always add 1 to the percentage (as decimal) to get the multiplier
  • Check your multiplier - it should always be greater than 1 for increases
  • Show your working - write out the multiplier calculation
  • Round sensibly - money to nearest penny, people to whole numbers
  • Check your answer - new amount should be bigger than original
  • Look for key words: "increase", "rise", "growth", "more than"
  • Watch units - keep them consistent throughout

Keep building this topic

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

Practice Questions for Percentage Increase

What multiplier is used to increase a value by 15%?

  • A. 0.85
  • B. 0.15
  • C. 1.15
  • D. 1.85
1 markfoundation

Ahmed says: 'To increase a price by 30%, I first find 30% of the price and then add it on. This always takes two steps.' Explain how Ahmed could use the multiplier method to find the answer in ONE step.

2 markshigher

Quick Recall Flashcards

What is a percentage increase?
Finding a new amount after adding a percentage to the original amount
What is the multiplier for a 10% increase?
1.10 (because 1 + 0.10 = 1.10)

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