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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 97 · 40 questions
TalentJR

How to work it out (The old value is 100%): Decrease = old value − new value. Percentage decrease = decrease ÷ old value × 100. Decrease by p%: new value = old value − p% of the old value.

NameDateTime takenScore ___ / 40
  1. 1.A tank has 100 litres of water and 35% of it is used. How many litres are left?
  2. 2.A tank had 50 litres of water. Now it has 46 litres. What is the percentage decrease?
  3. 3.A kite costs ₹50. The price comes down by 10%. What is the new price, in rupees?
  4. 4.A tank had 60 litres of water. Now it has 33 litres. What is the percentage decrease?
  5. 5.The price of a pencil box comes down from ₹500 to ₹320. What is the percentage decrease?
  6. 6.A tank had 25 litres of water. Now it has 6 litres. What is the percentage decrease?
  7. 7.A tank had 500 litres of water. Now it has 460 litres. What is the percentage decrease?
  8. 8.A tank had 20 litres of water. Now it has 18 litres. What is the percentage decrease?
  9. 9.A tank had 400 litres of water. Now it has 232 litres. What is the percentage decrease?
  10. 10.A team scored 120 runs in one match and 96 runs in the next. What is the percentage decrease?
  11. 11.A tank has 25 litres of water and 40% of it is used. How many litres are left?
  12. 12.The price of a wall clock comes down from ₹80 to ₹12. What is the percentage decrease?
  13. 13.A team scored 250 runs in one match and 88% fewer in the next. How many runs did it score in the next match?
  14. 14.The price of a storybook comes down from ₹300 to ₹102. What is the percentage decrease?
  15. 15.A tank had 80 litres of water. Now it has 72 litres. What is the percentage decrease?
  16. 16.A tank has 80 litres of water and 75% of it is used. How many litres are left?
  17. 17.A team scored 120 runs in one match and 70% fewer in the next. How many runs did it score in the next match?
  18. 18.A tank had 50 litres of water. Now it has 45 litres. What is the percentage decrease?
  19. 19.A tank had 25 litres of water. Now it has 5 litres. What is the percentage decrease?
  20. 20.A tank had 40 litres of water. Now it has 22 litres. What is the percentage decrease?
  21. 21.The price of a storybook comes down from ₹250 to ₹235. What is the percentage decrease?
  22. 22.A team scored 250 runs in one match and 20% fewer in the next. How many runs did it score in the next match?
  23. 23.The price of a toy car comes down from ₹400 to ₹116. What is the percentage decrease?
  24. 24.A tank had 60 litres of water. Now it has 51 litres. What is the percentage decrease?
  25. 25.The price of a lunch box comes down from ₹500 to ₹200. What is the percentage decrease?
  26. 26.A team scored 200 runs in one match and 11% fewer in the next. How many runs did it score in the next match?
  27. 27.A team scored 200 runs in one match and 41% fewer in the next. How many runs did it score in the next match?
  28. 28.A toy car costs ₹500. The price comes down by 42%. What is the new price, in rupees?
  29. 29.The price of a lunch box comes down from ₹40 to ₹26. What is the percentage decrease?
  30. 30.A team scored 25 runs in one match and 56% fewer in the next. How many runs did it score in the next match?
  31. 31.The price of a kite comes down from ₹120 to ₹114. What is the percentage decrease?
  32. 32.A tank had 25 litres of water. Now it has 4 litres. What is the percentage decrease?
  33. 33.A tank had 150 litres of water. Now it has 132 litres. What is the percentage decrease?
  34. 34.A tank had 20 litres of water. Now it has 10 litres. What is the percentage decrease?
  35. 35.The price of a water bottle comes down from ₹100 to ₹53. What is the percentage decrease?
  36. 36.A team scored 50 runs in one match and 42 runs in the next. What is the percentage decrease?
  37. 37.A toy car costs ₹300. The price comes down by 18%. What is the new price, in rupees?
  38. 38.A storybook costs ₹500. The price comes down by 46%. What is the new price, in rupees?
  39. 39.A tank has 80 litres of water and 35% of it is used. How many litres are left?
  40. 40.The price of a football comes down from ₹400 to ₹304. What is the percentage decrease?

Answer key

  1. 65
  2. 8
  3. 45
  4. 45
  5. 36
  6. 76
  7. 8
  8. 10
  9. 42
  10. 20
  11. 15
  12. 85
  13. 30
  14. 66
  15. 10
  16. 20
  17. 36
  18. 10
  19. 80
  20. 45
  21. 6
  22. 200
  23. 71
  24. 15
  25. 60
  26. 178
  27. 118
  28. 290
  29. 35
  30. 11
  31. 5
  32. 84
  33. 12
  34. 50
  35. 47
  36. 16
  37. 246
  38. 270
  39. 52
  40. 24

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