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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 385 · 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 50 litres of water and 66% of it is used. How many litres are left?
  2. 2.The price of a pencil box comes down from ₹120 to ₹102. What is the percentage decrease?
  3. 3.The price of a table fan comes down from ₹100 to ₹28. What is the percentage decrease?
  4. 4.A team scored 40 runs in one match and 15% fewer in the next. How many runs did it score in the next match?
  5. 5.A team scored 120 runs in one match and 36 runs in the next. What is the percentage decrease?
  6. 6.A team scored 50 runs in one match and 18 runs in the next. What is the percentage decrease?
  7. 7.A team scored 20 runs in one match and 11 runs in the next. What is the percentage decrease?
  8. 8.The price of a football comes down from ₹500 to ₹370. What is the percentage decrease?
  9. 9.A tank had 80 litres of water. Now it has 60 litres. What is the percentage decrease?
  10. 10.A team scored 100 runs in one match and 22% fewer in the next. How many runs did it score in the next match?
  11. 11.A tank has 80 litres of water and 45% of it is used. How many litres are left?
  12. 12.A tank has 400 litres of water and 6% of it is used. How many litres are left?
  13. 13.A team scored 400 runs in one match and 204 runs in the next. What is the percentage decrease?
  14. 14.The price of a kite comes down from ₹250 to ₹225. What is the percentage decrease?
  15. 15.A tank has 200 litres of water and 70% of it is used. How many litres are left?
  16. 16.A team scored 400 runs in one match and 160 runs in the next. What is the percentage decrease?
  17. 17.The price of a table fan comes down from ₹50 to ₹22. What is the percentage decrease?
  18. 18.A team scored 20 runs in one match and 80% fewer in the next. How many runs did it score in the next match?
  19. 19.A tank had 40 litres of water. Now it has 28 litres. What is the percentage decrease?
  20. 20.A wall clock costs ₹20. The price comes down by 10%. What is the new price, in rupees?
  21. 21.The price of a kite comes down from ₹40 to ₹10. What is the percentage decrease?
  22. 22.The price of a school bag comes down from ₹200 to ₹56. What is the percentage decrease?
  23. 23.A table fan costs ₹80. The price comes down by 70%. What is the new price, in rupees?
  24. 24.A tank has 80 litres of water and 70% of it is used. How many litres are left?
  25. 25.A school bag costs ₹150. The price comes down by 74%. What is the new price, in rupees?
  26. 26.A tank had 50 litres of water. Now it has 35 litres. What is the percentage decrease?
  27. 27.The price of a torch comes down from ₹80 to ₹36. What is the percentage decrease?
  28. 28.A tank had 400 litres of water. Now it has 224 litres. What is the percentage decrease?
  29. 29.A tank had 500 litres of water. Now it has 175 litres. What is the percentage decrease?
  30. 30.A torch costs ₹120. The price comes down by 15%. What is the new price, in rupees?
  31. 31.A tank had 25 litres of water. Now it has 18 litres. What is the percentage decrease?
  32. 32.The price of a pencil box comes down from ₹25 to ₹4. What is the percentage decrease?
  33. 33.A team scored 400 runs in one match and 72% fewer in the next. How many runs did it score in the next match?
  34. 34.A tank has 25 litres of water and 16% of it is used. How many litres are left?
  35. 35.The price of a toy car comes down from ₹150 to ₹42. What is the percentage decrease?
  36. 36.The price of a table fan comes down from ₹50 to ₹39. What is the percentage decrease?
  37. 37.A tank has 100 litres of water and 17% of it is used. How many litres are left?
  38. 38.The price of a toy car comes down from ₹400 to ₹324. What is the percentage decrease?
  39. 39.A tank had 80 litres of water. Now it has 40 litres. What is the percentage decrease?
  40. 40.A tank has 60 litres of water and 90% of it is used. How many litres are left?

Answer key

  1. 17
  2. 15
  3. 72
  4. 34
  5. 70
  6. 64
  7. 45
  8. 26
  9. 25
  10. 78
  11. 44
  12. 376
  13. 49
  14. 10
  15. 60
  16. 60
  17. 56
  18. 4
  19. 30
  20. 18
  21. 75
  22. 72
  23. 24
  24. 24
  25. 39
  26. 30
  27. 55
  28. 44
  29. 65
  30. 102
  31. 28
  32. 84
  33. 112
  34. 21
  35. 72
  36. 22
  37. 83
  38. 19
  39. 50
  40. 6

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