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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 917 · 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 50 litres of water. Now it has 37 litres. What is the percentage decrease?
  3. 3.A pencil box costs ₹400. The price comes down by 18%. What is the new price, in rupees?
  4. 4.A tank has 100 litres of water and 18% of it is used. How many litres are left?
  5. 5.A team scored 120 runs in one match and 96 runs in the next. 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 500 runs in one match and 58% fewer in the next. How many runs did it score in the next match?
  8. 8.The price of a toy car comes down from ₹40 to ₹18. What is the percentage decrease?
  9. 9.A team scored 25 runs in one match and 16% fewer in the next. How many runs did it score in the next match?
  10. 10.The price of a cricket bat comes down from ₹20 to ₹10. What is the percentage decrease?
  11. 11.A football costs ₹50. The price comes down by 40%. What is the new price, in rupees?
  12. 12.A team scored 80 runs in one match and 35% fewer in the next. How many runs did it score in the next match?
  13. 13.A tank had 400 litres of water. Now it has 100 litres. What is the percentage decrease?
  14. 14.The price of a storybook comes down from ₹200 to ₹182. What is the percentage decrease?
  15. 15.The price of a lunch box comes down from ₹60 to ₹36. What is the percentage decrease?
  16. 16.A tank has 500 litres of water and 21% of it is used. How many litres are left?
  17. 17.A team scored 400 runs in one match and 61% fewer in the next. How many runs did it score in the next match?
  18. 18.A storybook costs ₹100. The price comes down by 75%. What is the new price, in rupees?
  19. 19.A team scored 20 runs in one match and 25% fewer in the next. How many runs did it score in the next match?
  20. 20.A water bottle costs ₹40. The price comes down by 10%. What is the new price, in rupees?
  21. 21.The price of a wall clock comes down from ₹120 to ₹24. What is the percentage decrease?
  22. 22.A tank has 40 litres of water and 5% of it is used. How many litres are left?
  23. 23.A team scored 300 runs in one match and 19% fewer in the next. How many runs did it score in the next match?
  24. 24.A team scored 60 runs in one match and 80% fewer in the next. How many runs did it score in the next match?
  25. 25.A tank has 300 litres of water and 68% of it is used. How many litres are left?
  26. 26.A tank has 40 litres of water and 65% of it is used. How many litres are left?
  27. 27.A team scored 120 runs in one match and 108 runs in the next. What is the percentage decrease?
  28. 28.A team scored 200 runs in one match and 39% fewer in the next. How many runs did it score in the next match?
  29. 29.A team scored 80 runs in one match and 16 runs in the next. What is the percentage decrease?
  30. 30.The price of a football comes down from ₹100 to ₹26. What is the percentage decrease?
  31. 31.The price of a cricket bat comes down from ₹500 to ₹220. What is the percentage decrease?
  32. 32.A tank had 40 litres of water. Now it has 18 litres. What is the percentage decrease?
  33. 33.A tank had 40 litres of water. Now it has 4 litres. What is the percentage decrease?
  34. 34.A team scored 500 runs in one match and 445 runs in the next. What is the percentage decrease?
  35. 35.A team scored 400 runs in one match and 76% fewer in the next. How many runs did it score in the next match?
  36. 36.A team scored 80 runs in one match and 28 runs in the next. What is the percentage decrease?
  37. 37.A tank has 40 litres of water and 45% of it is used. How many litres are left?
  38. 38.A lunch box costs ₹300. The price comes down by 24%. What is the new price, in rupees?
  39. 39.A storybook costs ₹500. The price comes down by 59%. What is the new price, in rupees?
  40. 40.A tank has 150 litres of water and 50% of it is used. How many litres are left?

Answer key

  1. 30
  2. 26
  3. 328
  4. 82
  5. 20
  6. 17
  7. 210
  8. 55
  9. 21
  10. 50
  11. 30
  12. 52
  13. 75
  14. 9
  15. 40
  16. 395
  17. 156
  18. 25
  19. 15
  20. 36
  21. 80
  22. 38
  23. 243
  24. 12
  25. 96
  26. 14
  27. 10
  28. 122
  29. 80
  30. 74
  31. 56
  32. 55
  33. 90
  34. 11
  35. 96
  36. 65
  37. 22
  38. 228
  39. 205
  40. 75

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