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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 646 · 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 60 litres of water and 20% of it is used. How many litres are left?
  2. 2.A tank had 200 litres of water. Now it has 152 litres. What is the percentage decrease?
  3. 3.The price of a wall clock comes down from ₹40 to ₹6. What is the percentage decrease?
  4. 4.A toy car costs ₹40. The price comes down by 15%. What is the new price, in rupees?
  5. 5.A tank had 400 litres of water. Now it has 280 litres. What is the percentage decrease?
  6. 6.A storybook costs ₹500. The price comes down by 8%. What is the new price, in rupees?
  7. 7.A team scored 200 runs in one match and 66 runs in the next. What is the percentage decrease?
  8. 8.A team scored 80 runs in one match and 76 runs in the next. What is the percentage decrease?
  9. 9.A tank has 120 litres of water and 55% of it is used. How many litres are left?
  10. 10.A cricket bat costs ₹500. The price comes down by 64%. What is the new price, in rupees?
  11. 11.A tank had 100 litres of water. Now it has 76 litres. What is the percentage decrease?
  12. 12.A pencil box costs ₹20. The price comes down by 25%. What is the new price, in rupees?
  13. 13.A team scored 500 runs in one match and 365 runs in the next. What is the percentage decrease?
  14. 14.The price of a kite comes down from ₹25 to ₹11. What is the percentage decrease?
  15. 15.A table fan costs ₹60. The price comes down by 20%. What is the new price, in rupees?
  16. 16.The price of a kite comes down from ₹20 to ₹14. What is the percentage decrease?
  17. 17.A team scored 40 runs in one match and 8 runs in the next. What is the percentage decrease?
  18. 18.A team scored 50 runs in one match and 14 runs in the next. What is the percentage decrease?
  19. 19.A team scored 100 runs in one match and 76 runs in the next. What is the percentage decrease?
  20. 20.A tank had 200 litres of water. Now it has 54 litres. What is the percentage decrease?
  21. 21.A tank has 300 litres of water and 37% of it is used. How many litres are left?
  22. 22.A tank had 80 litres of water. Now it has 68 litres. What is the percentage decrease?
  23. 23.A tank had 250 litres of water. Now it has 155 litres. What is the percentage decrease?
  24. 24.The price of a torch comes down from ₹40 to ₹14. What is the percentage decrease?
  25. 25.The price of a torch comes down from ₹150 to ₹81. What is the percentage decrease?
  26. 26.A table fan costs ₹300. The price comes down by 13%. What is the new price, in rupees?
  27. 27.The price of a kite comes down from ₹60 to ₹54. What is the percentage decrease?
  28. 28.A tank had 25 litres of water. Now it has 21 litres. What is the percentage decrease?
  29. 29.A kite costs ₹300. The price comes down by 34%. What is the new price, in rupees?
  30. 30.A team scored 80 runs in one match and 64 runs in the next. What is the percentage decrease?
  31. 31.A team scored 80 runs in one match and 16 runs in the next. What is the percentage decrease?
  32. 32.A team scored 500 runs in one match and 19% fewer in the next. How many runs did it score in the next match?
  33. 33.A tank had 25 litres of water. Now it has 16 litres. What is the percentage decrease?
  34. 34.A tank has 300 litres of water and 87% of it is used. How many litres are left?
  35. 35.A tank has 20 litres of water and 60% of it is used. How many litres are left?
  36. 36.The price of a pencil box comes down from ₹500 to ₹55. What is the percentage decrease?
  37. 37.A team scored 200 runs in one match and 138 runs in the next. What is the percentage decrease?
  38. 38.A tank has 400 litres of water and 23% of it is used. How many litres are left?
  39. 39.A lunch box costs ₹100. The price comes down by 90%. What is the new price, in rupees?
  40. 40.A team scored 120 runs in one match and 96 runs in the next. What is the percentage decrease?

Answer key

  1. 48
  2. 24
  3. 85
  4. 34
  5. 30
  6. 460
  7. 67
  8. 5
  9. 54
  10. 180
  11. 24
  12. 15
  13. 27
  14. 56
  15. 48
  16. 30
  17. 80
  18. 72
  19. 24
  20. 73
  21. 189
  22. 15
  23. 38
  24. 65
  25. 46
  26. 261
  27. 10
  28. 16
  29. 198
  30. 20
  31. 80
  32. 405
  33. 36
  34. 39
  35. 8
  36. 89
  37. 31
  38. 308
  39. 10
  40. 20

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