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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 352 · 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 65% of it is used. How many litres are left?
  2. 2.A tank had 50 litres of water. Now it has 35 litres. What is the percentage decrease?
  3. 3.The price of a school bag comes down from ₹250 to ₹75. What is the percentage decrease?
  4. 4.A tank has 200 litres of water and 7% of it is used. How many litres are left?
  5. 5.A team scored 250 runs in one match and 64% fewer in the next. How many runs did it score in the next match?
  6. 6.A tank had 25 litres of water. Now it has 20 litres. What is the percentage decrease?
  7. 7.The price of a storybook comes down from ₹40 to ₹14. What is the percentage decrease?
  8. 8.A cricket bat costs ₹400. The price comes down by 46%. What is the new price, in rupees?
  9. 9.A tank has 120 litres of water and 65% of it is used. How many litres are left?
  10. 10.A tank has 120 litres of water and 90% of it is used. How many litres are left?
  11. 11.A tank has 150 litres of water and 50% of it is used. How many litres are left?
  12. 12.A toy car costs ₹25. The price comes down by 80%. What is the new price, in rupees?
  13. 13.A tank had 40 litres of water. Now it has 12 litres. What is the percentage decrease?
  14. 14.A storybook costs ₹25. The price comes down by 52%. What is the new price, in rupees?
  15. 15.The price of a football comes down from ₹60 to ₹30. What is the percentage decrease?
  16. 16.A tank had 60 litres of water. Now it has 12 litres. What is the percentage decrease?
  17. 17.The price of a school bag comes down from ₹25 to ₹7. What is the percentage decrease?
  18. 18.The price of a water bottle comes down from ₹200 to ₹166. What is the percentage decrease?
  19. 19.A tank had 120 litres of water. Now it has 78 litres. What is the percentage decrease?
  20. 20.A school bag costs ₹250. The price comes down by 16%. What is the new price, in rupees?
  21. 21.A tank had 400 litres of water. Now it has 240 litres. What is the percentage decrease?
  22. 22.A tank has 60 litres of water and 25% of it is used. How many litres are left?
  23. 23.A tank had 300 litres of water. Now it has 159 litres. What is the percentage decrease?
  24. 24.A tank has 40 litres of water and 70% of it is used. How many litres are left?
  25. 25.A tank has 20 litres of water and 75% of it is used. How many litres are left?
  26. 26.A tank has 80 litres of water and 65% of it is used. How many litres are left?
  27. 27.A tank has 25 litres of water and 28% of it is used. How many litres are left?
  28. 28.The price of a table fan comes down from ₹50 to ₹36. What is the percentage decrease?
  29. 29.The price of a table fan comes down from ₹50 to ₹16. What is the percentage decrease?
  30. 30.The price of a toy car comes down from ₹80 to ₹44. What is the percentage decrease?
  31. 31.A toy car costs ₹50. The price comes down by 72%. What is the new price, in rupees?
  32. 32.The price of a pencil box comes down from ₹200 to ₹68. What is the percentage decrease?
  33. 33.A team scored 500 runs in one match and 260 runs in the next. What is the percentage decrease?
  34. 34.A team scored 400 runs in one match and 304 runs in the next. What is the percentage decrease?
  35. 35.A school bag costs ₹25. The price comes down by 84%. What is the new price, in rupees?
  36. 36.A water bottle costs ₹40. The price comes down by 45%. What is the new price, in rupees?
  37. 37.A tank has 400 litres of water and 82% of it is used. How many litres are left?
  38. 38.A toy car costs ₹500. The price comes down by 63%. What is the new price, in rupees?
  39. 39.The price of a wall clock comes down from ₹250 to ₹210. What is the percentage decrease?
  40. 40.The price of a wall clock comes down from ₹100 to ₹93. What is the percentage decrease?

Answer key

  1. 21
  2. 30
  3. 70
  4. 186
  5. 90
  6. 20
  7. 65
  8. 216
  9. 42
  10. 12
  11. 75
  12. 5
  13. 70
  14. 12
  15. 50
  16. 80
  17. 72
  18. 17
  19. 35
  20. 210
  21. 40
  22. 45
  23. 47
  24. 12
  25. 5
  26. 28
  27. 18
  28. 28
  29. 68
  30. 45
  31. 14
  32. 66
  33. 48
  34. 24
  35. 4
  36. 22
  37. 72
  38. 185
  39. 16
  40. 7

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