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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 239 · 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.The price of a water bottle comes down from ₹400 to ₹100. What is the percentage decrease?
  3. 3.The price of a wall clock comes down from ₹80 to ₹24. What is the percentage decrease?
  4. 4.A team scored 60 runs in one match and 9 runs in the next. What is the percentage decrease?
  5. 5.A tank has 40 litres of water and 40% of it is used. How many litres are left?
  6. 6.The price of a storybook comes down from ₹400 to ₹288. What is the percentage decrease?
  7. 7.A team scored 120 runs in one match and 90% fewer in the next. How many runs did it score in the next match?
  8. 8.A table fan costs ₹25. The price comes down by 64%. What is the new price, in rupees?
  9. 9.A torch costs ₹20. The price comes down by 20%. What is the new price, in rupees?
  10. 10.A tank had 20 litres of water. Now it has 10 litres. What is the percentage decrease?
  11. 11.A tank had 20 litres of water. Now it has 12 litres. What is the percentage decrease?
  12. 12.A tank had 60 litres of water. Now it has 6 litres. What is the percentage decrease?
  13. 13.A tank has 300 litres of water and 11% of it is used. How many litres are left?
  14. 14.A team scored 25 runs in one match and 80% fewer in the next. How many runs did it score in the next match?
  15. 15.A tank had 80 litres of water. Now it has 48 litres. What is the percentage decrease?
  16. 16.A tank had 250 litres of water. Now it has 45 litres. What is the percentage decrease?
  17. 17.A tank has 20 litres of water and 5% of it is used. How many litres are left?
  18. 18.A tank has 500 litres of water and 11% of it is used. How many litres are left?
  19. 19.The price of a pencil box comes down from ₹150 to ₹114. What is the percentage decrease?
  20. 20.A school bag costs ₹400. The price comes down by 12%. What is the new price, in rupees?
  21. 21.A toy car costs ₹200. The price comes down by 21%. What is the new price, in rupees?
  22. 22.A cricket bat costs ₹25. The price comes down by 40%. What is the new price, in rupees?
  23. 23.The price of a cricket bat comes down from ₹20 to ₹18. What is the percentage decrease?
  24. 24.A team scored 40 runs in one match and 32 runs in the next. What is the percentage decrease?
  25. 25.A tank has 80 litres of water and 50% of it is used. How many litres are left?
  26. 26.A wall clock costs ₹60. The price comes down by 50%. What is the new price, in rupees?
  27. 27.A tank had 25 litres of water. Now it has 4 litres. What is the percentage decrease?
  28. 28.A tank had 200 litres of water. Now it has 80 litres. What is the percentage decrease?
  29. 29.A tank had 120 litres of water. Now it has 66 litres. What is the percentage decrease?
  30. 30.A team scored 100 runs in one match and 39 runs in the next. What is the percentage decrease?
  31. 31.A tank had 80 litres of water. Now it has 52 litres. What is the percentage decrease?
  32. 32.A school bag costs ₹200. The price comes down by 14%. What is the new price, in rupees?
  33. 33.A tank has 200 litres of water and 87% of it is used. How many litres are left?
  34. 34.A tank has 40 litres of water and 80% of it is used. How many litres are left?
  35. 35.A tank has 120 litres of water and 35% of it is used. How many litres are left?
  36. 36.A team scored 80 runs in one match and 8 runs in the next. What is the percentage decrease?
  37. 37.A team scored 150 runs in one match and 108 runs in the next. What is the percentage decrease?
  38. 38.A school bag costs ₹250. The price comes down by 56%. What is the new price, in rupees?
  39. 39.A cricket bat costs ₹120. The price comes down by 50%. What is the new price, in rupees?
  40. 40.A team scored 80 runs in one match and 60% fewer in the next. How many runs did it score in the next match?

Answer key

  1. 75
  2. 75
  3. 70
  4. 85
  5. 24
  6. 28
  7. 12
  8. 9
  9. 16
  10. 50
  11. 40
  12. 90
  13. 267
  14. 5
  15. 40
  16. 82
  17. 19
  18. 445
  19. 24
  20. 352
  21. 158
  22. 15
  23. 10
  24. 20
  25. 40
  26. 30
  27. 84
  28. 60
  29. 45
  30. 61
  31. 35
  32. 172
  33. 26
  34. 8
  35. 78
  36. 90
  37. 28
  38. 110
  39. 60
  40. 32

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