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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 940 · 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 10 litres. What is the percentage decrease?
  2. 2.A team scored 50 runs in one match and 33 runs in the next. What is the percentage decrease?
  3. 3.A wall clock costs ₹100. The price comes down by 48%. What is the new price, in rupees?
  4. 4.A table fan costs ₹400. The price comes down by 43%. What is the new price, in rupees?
  5. 5.A cricket bat costs ₹25. The price comes down by 16%. What is the new price, in rupees?
  6. 6.A tank has 20 litres of water and 55% of it is used. How many litres are left?
  7. 7.A tank has 50 litres of water and 48% of it is used. How many litres are left?
  8. 8.A tank had 100 litres of water. Now it has 84 litres. What is the percentage decrease?
  9. 9.A pencil box costs ₹150. The price comes down by 76%. What is the new price, in rupees?
  10. 10.A team scored 120 runs in one match and 55% fewer in the next. How many runs did it score in the next match?
  11. 11.A team scored 300 runs in one match and 240 runs in the next. What is the percentage decrease?
  12. 12.A tank had 120 litres of water. Now it has 18 litres. What is the percentage decrease?
  13. 13.The price of a kite comes down from ₹150 to ₹48. What is the percentage decrease?
  14. 14.A cricket bat costs ₹25. The price comes down by 80%. What is the new price, in rupees?
  15. 15.A tank had 50 litres of water. Now it has 14 litres. What is the percentage decrease?
  16. 16.A team scored 250 runs in one match and 60% fewer in the next. How many runs did it score in the next match?
  17. 17.A tank has 500 litres of water and 6% of it is used. How many litres are left?
  18. 18.A team scored 400 runs in one match and 45% fewer in the next. How many runs did it score in the next match?
  19. 19.A team scored 200 runs in one match and 88 runs in the next. What is the percentage decrease?
  20. 20.A tank had 250 litres of water. Now it has 230 litres. What is the percentage decrease?
  21. 21.A team scored 50 runs in one match and 27 runs in the next. What is the percentage decrease?
  22. 22.A tank has 25 litres of water and 72% of it is used. How many litres are left?
  23. 23.A tank has 25 litres of water and 76% of it is used. How many litres are left?
  24. 24.A tank has 60 litres of water and 75% of it is used. How many litres are left?
  25. 25.A team scored 50 runs in one match and 44% fewer in the next. How many runs did it score in the next match?
  26. 26.The price of a kite comes down from ₹120 to ₹18. What is the percentage decrease?
  27. 27.A tank had 150 litres of water. Now it has 18 litres. What is the percentage decrease?
  28. 28.A pencil box costs ₹500. The price comes down by 76%. What is the new price, in rupees?
  29. 29.A tank has 50 litres of water and 74% of it is used. How many litres are left?
  30. 30.A tank has 60 litres of water and 5% of it is used. How many litres are left?
  31. 31.A tank has 400 litres of water and 11% of it is used. How many litres are left?
  32. 32.A school bag costs ₹60. The price comes down by 70%. What is the new price, in rupees?
  33. 33.A tank had 120 litres of water. Now it has 72 litres. What is the percentage decrease?
  34. 34.A tank had 100 litres of water. Now it has 40 litres. What is the percentage decrease?
  35. 35.A tank had 80 litres of water. Now it has 24 litres. What is the percentage decrease?
  36. 36.The price of a storybook comes down from ₹40 to ₹18. What is the percentage decrease?
  37. 37.A tank had 500 litres of water. Now it has 90 litres. What is the percentage decrease?
  38. 38.The price of a storybook comes down from ₹50 to ₹11. What is the percentage decrease?
  39. 39.The price of a toy car comes down from ₹60 to ₹51. What is the percentage decrease?
  40. 40.The price of a lunch box comes down from ₹100 to ₹53. What is the percentage decrease?

Answer key

  1. 75
  2. 34
  3. 52
  4. 228
  5. 21
  6. 9
  7. 26
  8. 16
  9. 36
  10. 54
  11. 20
  12. 85
  13. 68
  14. 5
  15. 72
  16. 100
  17. 470
  18. 220
  19. 56
  20. 8
  21. 46
  22. 7
  23. 6
  24. 15
  25. 28
  26. 85
  27. 88
  28. 120
  29. 13
  30. 57
  31. 356
  32. 18
  33. 40
  34. 60
  35. 70
  36. 55
  37. 82
  38. 78
  39. 15
  40. 47

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