GCSE Maths Reverse Percentages Revision in Worthing
Reverse percentage questions ask students to find the original amount before a percentage increase or decrease. They are common in GCSE Maths percentage problems.
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Key skills
- Identifying the final amount
- Finding the percentage multiplier
- Working backwards to the original value
- Checking whether the answer is sensible
Exam tip: If a price after a 20% increase is given, that final price represents 120% of the original.
Common mistake: A common mistake is subtracting the percentage from the final amount instead of working backwards from the multiplier.
Video explanation
A short Worthing Maths Tutor video explanation for GCSE Maths Reverse Percentages can be embedded here later to improve student engagement and time on page.