Percentage Homework Sheet - KS3
Free to print and use in your classroom. No sign-up required.
Percentage Homework Sheet - KS3
Answer all 12 questions. Show your working clearly for each one. A calculator may be used.
Calculate 45% of 360.
Calculate 17% of 250.
Express 27 out of 45 as a percentage.
Express 84 out of 120 as a percentage.
Increase 640 by 25%.
Decrease 780 by 35%.
A mobile phone costs £320. Its price increases by 5%. What is the new price?
A town has a population of 24,000. The population falls by 3.5% over one year. What is the new population? Give your answer to the nearest whole number.
The price of a train ticket increases from £14.40 to £15.84. Calculate the percentage increase.
A shop sells 180 items in January and 243 items in February. Calculate the percentage increase in sales.
In a class of 32 students, 20 are girls. What percentage of the class are boys?
A water butt contains 150 litres. After a dry spell, it contains only 111 litres. Calculate the percentage decrease in the amount of water.
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Worked Answers
- Q1: 0.45 × 360 = 162
- Q2: 0.17 × 250 = 42.5
- Q3: (27 ÷ 45) × 100 = 60%
- Q4: (84 ÷ 120) × 100 = 70%
- Q5: 640 × 1.25 = 800
- Q6: 780 × 0.65 = 507
- Q7: £320 × 1.05 = £336
- Q8: 24,000 × 0.965 = 23,160
- Q9: Increase = £15.84 − £14.40 = £1.44. Percentage increase = (1.44 ÷ 14.40) × 100 = 10%
- Q10: Increase = 243 − 180 = 63. Percentage increase = (63 ÷ 180) × 100 = 35%
- Q11: Boys = 32 − 20 = 12. Percentage = (12 ÷ 32) × 100 = 37.5%
- Q12: Decrease = 150 − 111 = 39. Percentage decrease = (39 ÷ 150) × 100 = 26%
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