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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 513 · 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 wall clock costs ₹20. The price comes down by 30%. What is the new price, in rupees?
  2. 2.A tank has 80 litres of water and 10% of it is used. How many litres are left?
  3. 3.The price of a school bag comes down from ₹50 to ₹39. What is the percentage decrease?
  4. 4.The price of a storybook comes down from ₹20 to ₹18. What is the percentage decrease?
  5. 5.A tank had 120 litres of water. Now it has 78 litres. What is the percentage decrease?
  6. 6.A tank had 20 litres of water. Now it has 16 litres. What is the percentage decrease?
  7. 7.A tank has 25 litres of water and 8% of it is used. How many litres are left?
  8. 8.The price of a toy car comes down from ₹25 to ₹8. What is the percentage decrease?
  9. 9.A storybook costs ₹20. The price comes down by 5%. What is the new price, in rupees?
  10. 10.A torch costs ₹20. The price comes down by 20%. What is the new price, in rupees?
  11. 11.A tank has 50 litres of water and 62% of it is used. How many litres are left?
  12. 12.A team scored 250 runs in one match and 150 runs in the next. What is the percentage decrease?
  13. 13.A team scored 25 runs in one match and 28% fewer in the next. How many runs did it score in the next match?
  14. 14.The price of a football comes down from ₹60 to ₹42. What is the percentage decrease?
  15. 15.A cricket bat costs ₹20. The price comes down by 85%. What is the new price, in rupees?
  16. 16.A tank has 120 litres of water and 45% of it is used. How many litres are left?
  17. 17.The price of a torch comes down from ₹400 to ₹216. What is the percentage decrease?
  18. 18.The price of a table fan comes down from ₹40 to ₹20. What is the percentage decrease?
  19. 19.The price of a cricket bat comes down from ₹500 to ₹250. What is the percentage decrease?
  20. 20.A storybook costs ₹100. The price comes down by 85%. What is the new price, in rupees?
  21. 21.A team scored 80 runs in one match and 64 runs in the next. What is the percentage decrease?
  22. 22.A tank has 250 litres of water and 30% of it is used. How many litres are left?
  23. 23.A tank has 50 litres of water and 64% of it is used. How many litres are left?
  24. 24.The price of a pencil box comes down from ₹60 to ₹24. What is the percentage decrease?
  25. 25.A team scored 400 runs in one match and 63% fewer in the next. How many runs did it score in the next match?
  26. 26.The price of a water bottle comes down from ₹25 to ₹13. What is the percentage decrease?
  27. 27.A tank has 300 litres of water and 90% of it is used. How many litres are left?
  28. 28.A storybook costs ₹50. The price comes down by 10%. What is the new price, in rupees?
  29. 29.A tank has 250 litres of water and 86% of it is used. How many litres are left?
  30. 30.A pencil box costs ₹25. The price comes down by 88%. What is the new price, in rupees?
  31. 31.A tank had 150 litres of water. Now it has 15 litres. What is the percentage decrease?
  32. 32.A tank has 250 litres of water and 16% of it is used. How many litres are left?
  33. 33.A cricket bat costs ₹40. The price comes down by 90%. What is the new price, in rupees?
  34. 34.A school bag costs ₹40. The price comes down by 30%. What is the new price, in rupees?
  35. 35.The price of a football comes down from ₹150 to ₹87. What is the percentage decrease?
  36. 36.A tank has 40 litres of water and 15% of it is used. How many litres are left?
  37. 37.A tank has 100 litres of water and 46% of it is used. How many litres are left?
  38. 38.A tank had 200 litres of water. Now it has 96 litres. What is the percentage decrease?
  39. 39.A team scored 200 runs in one match and 60 runs in the next. What is the percentage decrease?
  40. 40.A cricket bat costs ₹300. The price comes down by 68%. What is the new price, in rupees?

Answer key

  1. 14
  2. 72
  3. 22
  4. 10
  5. 35
  6. 20
  7. 23
  8. 68
  9. 19
  10. 16
  11. 19
  12. 40
  13. 18
  14. 30
  15. 3
  16. 66
  17. 46
  18. 50
  19. 50
  20. 15
  21. 20
  22. 175
  23. 18
  24. 60
  25. 148
  26. 48
  27. 30
  28. 45
  29. 35
  30. 3
  31. 90
  32. 210
  33. 4
  34. 28
  35. 42
  36. 34
  37. 54
  38. 52
  39. 70
  40. 96

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