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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 111 · 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 40 litres of water. Now it has 6 litres. What is the percentage decrease?
  2. 2.A tank had 250 litres of water. Now it has 185 litres. What is the percentage decrease?
  3. 3.A tank had 100 litres of water. Now it has 78 litres. What is the percentage decrease?
  4. 4.A water bottle costs ₹400. The price comes down by 80%. What is the new price, in rupees?
  5. 5.The price of a pencil box comes down from ₹250 to ₹45. What is the percentage decrease?
  6. 6.A tank had 300 litres of water. Now it has 180 litres. What is the percentage decrease?
  7. 7.A team scored 80 runs in one match and 60 runs in the next. What is the percentage decrease?
  8. 8.A team scored 100 runs in one match and 80 runs in the next. What is the percentage decrease?
  9. 9.A team scored 120 runs in one match and 78 runs in the next. What is the percentage decrease?
  10. 10.The price of a storybook comes down from ₹250 to ₹140. What is the percentage decrease?
  11. 11.A team scored 25 runs in one match and 24% 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 37 runs in the next. What is the percentage decrease?
  13. 13.A team scored 120 runs in one match and 90 runs in the next. What is the percentage decrease?
  14. 14.The price of a school bag comes down from ₹50 to ₹29. What is the percentage decrease?
  15. 15.A tank has 400 litres of water and 18% of it is used. How many litres are left?
  16. 16.A team scored 200 runs in one match and 87% fewer in the next. How many runs did it score in the next match?
  17. 17.A tank had 150 litres of water. Now it has 60 litres. What is the percentage decrease?
  18. 18.A tank has 80 litres of water and 90% of it is used. How many litres are left?
  19. 19.A tank had 250 litres of water. Now it has 85 litres. What is the percentage decrease?
  20. 20.The price of a school bag comes down from ₹25 to ₹14. What is the percentage decrease?
  21. 21.A tank had 500 litres of water. Now it has 465 litres. What is the percentage decrease?
  22. 22.A kite costs ₹25. The price comes down by 36%. What is the new price, in rupees?
  23. 23.A tank has 40 litres of water and 30% of it is used. How many litres are left?
  24. 24.A team scored 25 runs in one match and 40% fewer in the next. How many runs did it score in the next match?
  25. 25.The price of a football comes down from ₹20 to ₹19. What is the percentage decrease?
  26. 26.A team scored 80 runs in one match and 56 runs in the next. What is the percentage decrease?
  27. 27.A tank had 60 litres of water. Now it has 51 litres. What is the percentage decrease?
  28. 28.The price of a wall clock comes down from ₹50 to ₹12. What is the percentage decrease?
  29. 29.A pencil box costs ₹200. The price comes down by 67%. What is the new price, in rupees?
  30. 30.The price of a cricket bat comes down from ₹120 to ₹66. What is the percentage decrease?
  31. 31.A team scored 25 runs in one match and 7 runs in the next. What is the percentage decrease?
  32. 32.A toy car costs ₹200. The price comes down by 22%. What is the new price, in rupees?
  33. 33.A storybook costs ₹100. The price comes down by 8%. What is the new price, in rupees?
  34. 34.A team scored 40 runs in one match and 8 runs in the next. What is the percentage decrease?
  35. 35.A tank has 60 litres of water and 10% of it is used. How many litres are left?
  36. 36.A team scored 20 runs in one match and 25% fewer in the next. How many runs did it score in the next match?
  37. 37.A tank had 400 litres of water. Now it has 56 litres. What is the percentage decrease?
  38. 38.A storybook costs ₹80. The price comes down by 15%. What is the new price, in rupees?
  39. 39.A pencil box costs ₹60. The price comes down by 60%. What is the new price, in rupees?
  40. 40.A tank has 500 litres of water and 89% of it is used. How many litres are left?

Answer key

  1. 85
  2. 26
  3. 22
  4. 80
  5. 82
  6. 40
  7. 25
  8. 20
  9. 35
  10. 44
  11. 19
  12. 26
  13. 25
  14. 42
  15. 328
  16. 26
  17. 60
  18. 8
  19. 66
  20. 44
  21. 7
  22. 16
  23. 28
  24. 15
  25. 5
  26. 30
  27. 15
  28. 76
  29. 66
  30. 45
  31. 72
  32. 156
  33. 92
  34. 80
  35. 54
  36. 15
  37. 86
  38. 68
  39. 24
  40. 55

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