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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 486 · 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 20 litres of water. Now it has 14 litres. What is the percentage decrease?
  2. 2.A tank had 20 litres of water. Now it has 7 litres. What is the percentage decrease?
  3. 3.A team scored 50 runs in one match and 6 runs in the next. What is the percentage decrease?
  4. 4.The price of a kite comes down from ₹300 to ₹267. What is the percentage decrease?
  5. 5.A team scored 25 runs in one match and 17 runs in the next. What is the percentage decrease?
  6. 6.The price of a lunch box comes down from ₹250 to ₹210. What is the percentage decrease?
  7. 7.A team scored 25 runs in one match and 12 runs in the next. What is the percentage decrease?
  8. 8.A tank had 80 litres of water. Now it has 36 litres. What is the percentage decrease?
  9. 9.A team scored 300 runs in one match and 189 runs in the next. What is the percentage decrease?
  10. 10.A tank has 250 litres of water and 50% of it is used. How many litres are left?
  11. 11.A tank had 50 litres of water. Now it has 25 litres. What is the percentage decrease?
  12. 12.A team scored 25 runs in one match and 18 runs in the next. What is the percentage decrease?
  13. 13.A team scored 25 runs in one match and 15 runs in the next. What is the percentage decrease?
  14. 14.The price of a storybook comes down from ₹400 to ₹140. What is the percentage decrease?
  15. 15.A kite costs ₹60. The price comes down by 40%. What is the new price, in rupees?
  16. 16.The price of a water bottle comes down from ₹50 to ₹20. What is the percentage decrease?
  17. 17.A tank has 400 litres of water and 41% of it is used. How many litres are left?
  18. 18.The price of a football comes down from ₹150 to ₹36. What is the percentage decrease?
  19. 19.The price of a storybook comes down from ₹20 to ₹2. What is the percentage decrease?
  20. 20.The price of a football comes down from ₹60 to ₹42. What is the percentage decrease?
  21. 21.The price of a toy car comes down from ₹20 to ₹3. What is the percentage decrease?
  22. 22.A water bottle costs ₹60. The price comes down by 75%. What is the new price, in rupees?
  23. 23.A tank had 250 litres of water. Now it has 30 litres. What is the percentage decrease?
  24. 24.A wall clock costs ₹80. The price comes down by 5%. What is the new price, in rupees?
  25. 25.A tank had 500 litres of water. Now it has 365 litres. What is the percentage decrease?
  26. 26.A tank had 150 litres of water. Now it has 39 litres. What is the percentage decrease?
  27. 27.The price of a kite comes down from ₹250 to ₹180. What is the percentage decrease?
  28. 28.The price of a school bag comes down from ₹100 to ₹59. What is the percentage decrease?
  29. 29.A team scored 25 runs in one match and 76% fewer in the next. How many runs did it score in the next match?
  30. 30.A tank had 400 litres of water. Now it has 100 litres. What is the percentage decrease?
  31. 31.A tank has 100 litres of water and 24% of it is used. How many litres are left?
  32. 32.A wall clock costs ₹500. The price comes down by 61%. What is the new price, in rupees?
  33. 33.A team scored 20 runs in one match and 30% fewer in the next. How many runs did it score in the next match?
  34. 34.A school bag costs ₹120. The price comes down by 10%. What is the new price, in rupees?
  35. 35.A team scored 20 runs in one match and 11 runs in the next. What is the percentage decrease?
  36. 36.A tank has 60 litres of water and 30% of it is used. How many litres are left?
  37. 37.A team scored 120 runs in one match and 35% fewer in the next. How many runs did it score in the next match?
  38. 38.A wall clock costs ₹400. The price comes down by 13%. What is the new price, in rupees?
  39. 39.The price of a pencil box comes down from ₹200 to ₹154. What is the percentage decrease?
  40. 40.A torch costs ₹400. The price comes down by 28%. What is the new price, in rupees?

Answer key

  1. 30
  2. 65
  3. 88
  4. 11
  5. 32
  6. 16
  7. 52
  8. 55
  9. 37
  10. 125
  11. 50
  12. 28
  13. 40
  14. 65
  15. 36
  16. 60
  17. 236
  18. 76
  19. 90
  20. 30
  21. 85
  22. 15
  23. 88
  24. 76
  25. 27
  26. 74
  27. 28
  28. 41
  29. 6
  30. 75
  31. 76
  32. 195
  33. 14
  34. 108
  35. 45
  36. 42
  37. 78
  38. 348
  39. 23
  40. 288

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