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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 335 · 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 had 50 litres of water. Now it has 9 litres. What is the percentage decrease?
  2. 2.A storybook costs ₹80. The price comes down by 80%. What is the new price, in rupees?
  3. 3.A tank has 20 litres of water and 5% of it is used. How many litres are left?
  4. 4.The price of a water bottle comes down from ₹500 to ₹145. What is the percentage decrease?
  5. 5.The price of a toy car comes down from ₹300 to ₹135. What is the percentage decrease?
  6. 6.A tank has 20 litres of water and 15% of it is used. How many litres are left?
  7. 7.A team scored 25 runs in one match and 14 runs in the next. What is the percentage decrease?
  8. 8.A wall clock costs ₹40. The price comes down by 70%. What is the new price, in rupees?
  9. 9.A pencil box costs ₹400. The price comes down by 10%. What is the new price, in rupees?
  10. 10.A team scored 250 runs in one match and 18% fewer in the next. How many runs did it score in the next match?
  11. 11.A team scored 300 runs in one match and 36% fewer in the next. How many runs did it score in the next match?
  12. 12.A team scored 50 runs in one match and 86% fewer in the next. How many runs did it score in the next match?
  13. 13.A team scored 40 runs in one match and 28 runs in the next. What is the percentage decrease?
  14. 14.A team scored 40 runs in one match and 20 runs in the next. What is the percentage decrease?
  15. 15.A tank has 40 litres of water and 90% of it is used. How many litres are left?
  16. 16.A tank had 80 litres of water. Now it has 44 litres. What is the percentage decrease?
  17. 17.A tank has 150 litres of water and 52% of it is used. How many litres are left?
  18. 18.A toy car costs ₹80. The price comes down by 25%. What is the new price, in rupees?
  19. 19.A tank has 50 litres of water and 46% of it is used. How many litres are left?
  20. 20.A football costs ₹200. The price comes down by 27%. What is the new price, in rupees?
  21. 21.A team scored 40 runs in one match and 75% fewer in the next. How many runs did it score in the next match?
  22. 22.A tank has 60 litres of water and 25% of it is used. How many litres are left?
  23. 23.A tank has 500 litres of water and 36% of it is used. How many litres are left?
  24. 24.A team scored 80 runs in one match and 16 runs in the next. What is the percentage decrease?
  25. 25.A team scored 20 runs in one match and 7 runs in the next. What is the percentage decrease?
  26. 26.A team scored 120 runs in one match and 50% fewer in the next. How many runs did it score in the next match?
  27. 27.A team scored 20 runs in one match and 16 runs in the next. What is the percentage decrease?
  28. 28.The price of a school bag comes down from ₹40 to ₹18. What is the percentage decrease?
  29. 29.A kite costs ₹250. The price comes down by 44%. What is the new price, in rupees?
  30. 30.The price of a cricket bat comes down from ₹60 to ₹27. What is the percentage decrease?
  31. 31.A tank had 150 litres of water. Now it has 105 litres. What is the percentage decrease?
  32. 32.A tank has 150 litres of water and 40% of it is used. How many litres are left?
  33. 33.A team scored 25 runs in one match and 12 runs in the next. What is the percentage decrease?
  34. 34.A tank has 250 litres of water and 70% of it is used. How many litres are left?
  35. 35.A torch costs ₹60. The price comes down by 50%. What is the new price, in rupees?
  36. 36.The price of a kite comes down from ₹40 to ₹34. What is the percentage decrease?
  37. 37.A team scored 400 runs in one match and 48 runs in the next. What is the percentage decrease?
  38. 38.A tank has 20 litres of water and 50% of it is used. How many litres are left?
  39. 39.The price of a cricket bat comes down from ₹120 to ₹78. What is the percentage decrease?
  40. 40.A tank had 250 litres of water. Now it has 165 litres. What is the percentage decrease?

Answer key

  1. 82
  2. 16
  3. 19
  4. 71
  5. 55
  6. 17
  7. 44
  8. 12
  9. 360
  10. 205
  11. 192
  12. 7
  13. 30
  14. 50
  15. 4
  16. 45
  17. 72
  18. 60
  19. 27
  20. 146
  21. 10
  22. 45
  23. 320
  24. 80
  25. 65
  26. 60
  27. 20
  28. 55
  29. 140
  30. 55
  31. 30
  32. 90
  33. 52
  34. 75
  35. 30
  36. 15
  37. 88
  38. 10
  39. 35
  40. 34

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