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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 566 · 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 wall clock costs ₹20. The price comes down by 50%. What is the new price, in rupees?
  2. 2.A tank has 120 litres of water and 85% of it is used. How many litres are left?
  3. 3.A tank had 25 litres of water. Now it has 4 litres. What is the percentage decrease?
  4. 4.A team scored 120 runs in one match and 25% fewer in the next. How many runs did it score in the next match?
  5. 5.A tank had 500 litres of water. Now it has 400 litres. What is the percentage decrease?
  6. 6.A team scored 80 runs in one match and 76 runs in the next. What is the percentage decrease?
  7. 7.A wall clock costs ₹25. The price comes down by 20%. What is the new price, in rupees?
  8. 8.A storybook costs ₹150. The price comes down by 52%. What is the new price, in rupees?
  9. 9.A tank has 300 litres of water and 84% of it is used. How many litres are left?
  10. 10.A team scored 150 runs in one match and 102 runs in the next. What is the percentage decrease?
  11. 11.A football costs ₹100. The price comes down by 33%. What is the new price, in rupees?
  12. 12.A tank had 250 litres of water. Now it has 75 litres. What is the percentage decrease?
  13. 13.A tank has 60 litres of water and 40% of it is used. How many litres are left?
  14. 14.A tank had 40 litres of water. Now it has 4 litres. What is the percentage decrease?
  15. 15.A water bottle costs ₹40. The price comes down by 40%. What is the new price, in rupees?
  16. 16.A tank has 120 litres of water and 60% of it is used. How many litres are left?
  17. 17.A tank has 60 litres of water and 25% of it is used. How many litres are left?
  18. 18.A school bag costs ₹100. The price comes down by 39%. What is the new price, in rupees?
  19. 19.A table fan costs ₹80. The price comes down by 70%. What is the new price, in rupees?
  20. 20.A tank has 80 litres of water and 80% of it is used. How many litres are left?
  21. 21.A team scored 40 runs in one match and 16 runs in the next. What is the percentage decrease?
  22. 22.A team scored 150 runs in one match and 81 runs in the next. What is the percentage decrease?
  23. 23.A tank has 150 litres of water and 26% of it is used. How many litres are left?
  24. 24.A tank had 150 litres of water. Now it has 132 litres. What is the percentage decrease?
  25. 25.A tank had 80 litres of water. Now it has 12 litres. What is the percentage decrease?
  26. 26.A tank had 150 litres of water. Now it has 129 litres. What is the percentage decrease?
  27. 27.A team scored 80 runs in one match and 64 runs in the next. What is the percentage decrease?
  28. 28.A tank had 40 litres of water. Now it has 20 litres. What is the percentage decrease?
  29. 29.A football costs ₹120. The price comes down by 35%. What is the new price, in rupees?
  30. 30.A tank had 300 litres of water. Now it has 246 litres. What is the percentage decrease?
  31. 31.A table fan costs ₹400. The price comes down by 52%. What is the new price, in rupees?
  32. 32.The price of a school bag comes down from ₹250 to ₹220. What is the percentage decrease?
  33. 33.A tank has 120 litres of water and 65% of it is used. How many litres are left?
  34. 34.A torch costs ₹40. The price comes down by 80%. What is the new price, in rupees?
  35. 35.The price of a pencil box comes down from ₹20 to ₹5. What is the percentage decrease?
  36. 36.The price of a water bottle comes down from ₹150 to ₹51. What is the percentage decrease?
  37. 37.A team scored 20 runs in one match and 13 runs in the next. What is the percentage decrease?
  38. 38.The price of a cricket bat comes down from ₹250 to ₹115. What is the percentage decrease?
  39. 39.A team scored 20 runs in one match and 14 runs in the next. What is the percentage decrease?
  40. 40.A tank had 150 litres of water. Now it has 21 litres. What is the percentage decrease?

Answer key

  1. 10
  2. 18
  3. 84
  4. 90
  5. 20
  6. 5
  7. 20
  8. 72
  9. 48
  10. 32
  11. 67
  12. 70
  13. 36
  14. 90
  15. 24
  16. 48
  17. 45
  18. 61
  19. 24
  20. 16
  21. 60
  22. 46
  23. 111
  24. 12
  25. 85
  26. 14
  27. 20
  28. 50
  29. 78
  30. 18
  31. 192
  32. 12
  33. 42
  34. 8
  35. 75
  36. 66
  37. 35
  38. 54
  39. 30
  40. 86

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