GCSE Percentage Revision Sheet
Free to print and use in your classroom. No sign-up required.
GCSE Percentage Revision Sheet
Formula Reminders
Percentage of an amount
Amount × (percentage ÷ 100)
Percentage change
(Change ÷ Original) × 100
Percentage increase / decrease (multipliers)
Increase by r%: multiply by (1 + r/100)
Decrease by r%: multiply by (1 − r/100)
Reverse percentage
Original = Final value ÷ multiplier
Compound interest
A = P(1 + r/100)n where P = principal, r = rate %, n = number of years
Answer all 15 questions. Show your working clearly. A calculator may be used.
Calculate 38% of 650.
Increase 420 by 22%.
Decrease 980 by 35%.
A bicycle costs £240 and is sold for £180. Calculate the percentage decrease in price.
Express 66 as a percentage of 88.
After a 30% reduction, a dress costs £63. What was the original price?
A price is shown as £216 including VAT at 20%. What is the price before VAT?
A shop buys 50 items at £8 each and sells all of them for £580 in total. Calculate the percentage profit.
A flat is worth £180,000. Its value increases by 4.5% per year for 2 years. What is its value after 2 years? Give your answer to the nearest pound.
Jake invests £3,200 at 3% compound interest per year for 4 years. How much does he have at the end? Give your answer to the nearest penny.
After a 15% pay rise, a worker earns £2,530 per month. What was the salary before the pay rise?
A population grows from 45,000 to 52,200. Calculate the percentage increase.
A car depreciates by 25% in its first year and by 15% in its second year. If the car cost £20,000 new, what is it worth after two years?
A builder adds 20% VAT to a quote. The customer pays £6,600 in total. What was the original quote before VAT?
Lucy invests £5,000 at 2% compound interest. After how many complete years will her investment first exceed £5,500? Show your working clearly.
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