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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 435 · 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.

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  1. 1.A tank had 500 litres of water. Now it has 275 litres. What is the percentage decrease?
  2. 2.A tank had 100 litres of water. Now it has 45 litres. What is the percentage decrease?
  3. 3.A lunch box costs ₹20. The price comes down by 15%. What is the new price, in rupees?
  4. 4.The price of a pencil box comes down from ₹300 to ₹237. What is the percentage decrease?
  5. 5.A tank has 200 litres of water and 32% of it is used. How many litres are left?
  6. 6.A team scored 60 runs in one match and 27 runs in the next. What is the percentage decrease?
  7. 7.A tank had 40 litres of water. Now it has 38 litres. What is the percentage decrease?
  8. 8.A team scored 25 runs in one match and 23 runs in the next. What is the percentage decrease?
  9. 9.A tank had 25 litres of water. Now it has 20 litres. What is the percentage decrease?
  10. 10.A wall clock costs ₹500. The price comes down by 7%. What is the new price, in rupees?
  11. 11.A cricket bat costs ₹60. The price comes down by 35%. What is the new price, in rupees?
  12. 12.A kite costs ₹20. The price comes down by 5%. What is the new price, in rupees?
  13. 13.A tank has 40 litres of water and 40% of it is used. How many litres are left?
  14. 14.A tank had 250 litres of water. Now it has 155 litres. What is the percentage decrease?
  15. 15.The price of a kite comes down from ₹40 to ₹24. What is the percentage decrease?
  16. 16.The price of a football comes down from ₹20 to ₹9. What is the percentage decrease?
  17. 17.A team scored 60 runs in one match and 51 runs in the next. What is the percentage decrease?
  18. 18.A tank had 40 litres of water. Now it has 22 litres. What is the percentage decrease?
  19. 19.The price of a storybook comes down from ₹500 to ₹455. What is the percentage decrease?
  20. 20.A school bag costs ₹50. The price comes down by 42%. What is the new price, in rupees?
  21. 21.A wall clock costs ₹40. The price comes down by 85%. What is the new price, in rupees?
  22. 22.A tank had 150 litres of water. Now it has 114 litres. What is the percentage decrease?
  23. 23.A team scored 250 runs in one match and 30 runs in the next. What is the percentage decrease?
  24. 24.A pencil box costs ₹60. The price comes down by 25%. What is the new price, in rupees?
  25. 25.A pencil box costs ₹40. The price comes down by 35%. What is the new price, in rupees?
  26. 26.A toy car costs ₹25. The price comes down by 40%. What is the new price, in rupees?
  27. 27.A tank has 60 litres of water and 50% of it is used. How many litres are left?
  28. 28.A tank has 300 litres of water and 61% of it is used. How many litres are left?
  29. 29.A team scored 25 runs in one match and 5 runs in the next. What is the percentage decrease?
  30. 30.A tank had 150 litres of water. Now it has 138 litres. What is the percentage decrease?
  31. 31.A water bottle costs ₹50. The price comes down by 36%. What is the new price, in rupees?
  32. 32.A toy car costs ₹100. The price comes down by 26%. What is the new price, in rupees?
  33. 33.The price of a cricket bat comes down from ₹400 to ₹368. What is the percentage decrease?
  34. 34.The price of a lunch box comes down from ₹40 to ₹18. What is the percentage decrease?
  35. 35.A school bag costs ₹300. The price comes down by 15%. What is the new price, in rupees?
  36. 36.A tank had 100 litres of water. Now it has 71 litres. What is the percentage decrease?
  37. 37.A tank had 80 litres of water. Now it has 16 litres. What is the percentage decrease?
  38. 38.The price of a pencil box comes down from ₹80 to ₹72. What is the percentage decrease?
  39. 39.The price of a pencil box comes down from ₹150 to ₹48. What is the percentage decrease?
  40. 40.The price of a pencil box comes down from ₹120 to ₹108. What is the percentage decrease?

Answer key

  1. 45
  2. 55
  3. 17
  4. 21
  5. 136
  6. 55
  7. 5
  8. 8
  9. 20
  10. 465
  11. 39
  12. 19
  13. 24
  14. 38
  15. 40
  16. 55
  17. 15
  18. 45
  19. 9
  20. 29
  21. 6
  22. 24
  23. 88
  24. 45
  25. 26
  26. 15
  27. 30
  28. 117
  29. 80
  30. 8
  31. 32
  32. 74
  33. 8
  34. 55
  35. 255
  36. 29
  37. 80
  38. 10
  39. 68
  40. 10

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