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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 840 · 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 20 litres of water. Now it has 5 litres. What is the percentage decrease?
  2. 2.A team scored 50 runs in one match and 66% fewer in the next. How many runs did it score in the next match?
  3. 3.A team scored 200 runs in one match and 81% fewer in the next. How many runs did it score in the next match?
  4. 4.A tank had 20 litres of water. Now it has 14 litres. What is the percentage decrease?
  5. 5.A tank had 40 litres of water. Now it has 22 litres. What is the percentage decrease?
  6. 6.The price of a kite comes down from ₹80 to ₹60. What is the percentage decrease?
  7. 7.The price of a storybook comes down from ₹150 to ₹132. What is the percentage decrease?
  8. 8.A water bottle costs ₹150. The price comes down by 60%. What is the new price, in rupees?
  9. 9.A tank has 20 litres of water and 55% of it is used. How many litres are left?
  10. 10.The price of a water bottle comes down from ₹50 to ₹6. What is the percentage decrease?
  11. 11.A tank has 80 litres of water and 15% of it is used. How many litres are left?
  12. 12.A tank had 20 litres of water. Now it has 2 litres. What is the percentage decrease?
  13. 13.A tank had 120 litres of water. Now it has 18 litres. What is the percentage decrease?
  14. 14.A lunch box costs ₹20. The price comes down by 30%. What is the new price, in rupees?
  15. 15.The price of a table fan comes down from ₹400 to ₹120. What is the percentage decrease?
  16. 16.A pencil box costs ₹80. The price comes down by 60%. What is the new price, in rupees?
  17. 17.A tank has 500 litres of water and 68% of it is used. How many litres are left?
  18. 18.The price of a toy car comes down from ₹50 to ₹35. What is the percentage decrease?
  19. 19.A tank has 20 litres of water and 35% of it is used. How many litres are left?
  20. 20.A storybook costs ₹25. The price comes down by 8%. What is the new price, in rupees?
  21. 21.A toy car costs ₹500. The price comes down by 28%. What is the new price, in rupees?
  22. 22.A tank had 200 litres of water. Now it has 114 litres. What is the percentage decrease?
  23. 23.The price of a lunch box comes down from ₹80 to ₹60. What is the percentage decrease?
  24. 24.A team scored 50 runs in one match and 22% fewer in the next. How many runs did it score in the next match?
  25. 25.The price of a school bag comes down from ₹25 to ₹20. What is the percentage decrease?
  26. 26.A tank has 60 litres of water and 5% of it is used. How many litres are left?
  27. 27.A pencil box costs ₹250. The price comes down by 32%. What is the new price, in rupees?
  28. 28.A tank had 50 litres of water. Now it has 19 litres. What is the percentage decrease?
  29. 29.A tank had 400 litres of water. Now it has 152 litres. What is the percentage decrease?
  30. 30.A team scored 250 runs in one match and 64% fewer in the next. How many runs did it score in the next match?
  31. 31.A tank had 300 litres of water. Now it has 108 litres. What is the percentage decrease?
  32. 32.A team scored 20 runs in one match and 4 runs in the next. What is the percentage decrease?
  33. 33.A tank has 25 litres of water and 56% of it is used. How many litres are left?
  34. 34.The price of a kite comes down from ₹120 to ₹54. What is the percentage decrease?
  35. 35.A tank has 50 litres of water and 64% of it is used. How many litres are left?
  36. 36.A team scored 50 runs in one match and 46% fewer in the next. How many runs did it score in the next match?
  37. 37.A tank had 20 litres of water. Now it has 13 litres. What is the percentage decrease?
  38. 38.A tank has 200 litres of water and 77% of it is used. How many litres are left?
  39. 39.A tank had 100 litres of water. Now it has 13 litres. What is the percentage decrease?
  40. 40.A tank had 40 litres of water. Now it has 12 litres. What is the percentage decrease?

Answer key

  1. 75
  2. 17
  3. 38
  4. 30
  5. 45
  6. 25
  7. 12
  8. 60
  9. 9
  10. 88
  11. 68
  12. 90
  13. 85
  14. 14
  15. 70
  16. 32
  17. 160
  18. 30
  19. 13
  20. 23
  21. 360
  22. 43
  23. 25
  24. 39
  25. 20
  26. 57
  27. 170
  28. 62
  29. 62
  30. 90
  31. 64
  32. 80
  33. 11
  34. 55
  35. 18
  36. 27
  37. 35
  38. 46
  39. 87
  40. 70

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