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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 699 · 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 20 litres of water and 10% of it is used. How many litres are left?
  2. 2.A tank has 20 litres of water and 25% of it is used. How many litres are left?
  3. 3.A tank had 400 litres of water. Now it has 332 litres. What is the percentage decrease?
  4. 4.A tank has 200 litres of water and 27% of it is used. How many litres are left?
  5. 5.A team scored 25 runs in one match and 44% fewer in the next. How many runs did it score in the next match?
  6. 6.A team scored 100 runs in one match and 90 runs in the next. What is the percentage decrease?
  7. 7.A tank has 20 litres of water and 5% of it is used. How many litres are left?
  8. 8.A tank has 300 litres of water and 84% of it is used. How many litres are left?
  9. 9.The price of a pencil box comes down from ₹20 to ₹15. What is the percentage decrease?
  10. 10.A tank had 150 litres of water. Now it has 69 litres. What is the percentage decrease?
  11. 11.A school bag costs ₹250. The price comes down by 24%. What is the new price, in rupees?
  12. 12.A water bottle costs ₹500. The price comes down by 19%. What is the new price, in rupees?
  13. 13.A team scored 100 runs in one match and 61% fewer in the next. How many runs did it score in the next match?
  14. 14.A tank has 25 litres of water and 72% of it is used. How many litres are left?
  15. 15.A tank has 150 litres of water and 46% of it is used. How many litres are left?
  16. 16.The price of a kite comes down from ₹250 to ₹180. What is the percentage decrease?
  17. 17.The price of a torch comes down from ₹25 to ₹8. What is the percentage decrease?
  18. 18.A team scored 20 runs in one match and 9 runs in the next. What is the percentage decrease?
  19. 19.A team scored 300 runs in one match and 81% fewer in the next. How many runs did it score in the next match?
  20. 20.A team scored 40 runs in one match and 38 runs in the next. What is the percentage decrease?
  21. 21.A team scored 400 runs in one match and 56% fewer in the next. How many runs did it score in the next match?
  22. 22.A tank has 80 litres of water and 70% of it is used. How many litres are left?
  23. 23.A team scored 40 runs in one match and 12 runs in the next. What is the percentage decrease?
  24. 24.The price of a lunch box comes down from ₹50 to ₹22. What is the percentage decrease?
  25. 25.The price of a toy car comes down from ₹20 to ₹11. What is the percentage decrease?
  26. 26.The price of a wall clock comes down from ₹250 to ₹65. What is the percentage decrease?
  27. 27.A tank has 100 litres of water and 11% of it is used. How many litres are left?
  28. 28.A toy car costs ₹20. The price comes down by 90%. What is the new price, in rupees?
  29. 29.The price of a table fan comes down from ₹25 to ₹22. What is the percentage decrease?
  30. 30.A tank had 500 litres of water. Now it has 270 litres. What is the percentage decrease?
  31. 31.A school bag costs ₹40. The price comes down by 5%. What is the new price, in rupees?
  32. 32.The price of a water bottle comes down from ₹400 to ₹340. What is the percentage decrease?
  33. 33.The price of a water bottle comes down from ₹25 to ₹19. What is the percentage decrease?
  34. 34.The price of a wall clock comes down from ₹200 to ₹122. What is the percentage decrease?
  35. 35.A team scored 20 runs in one match and 14 runs in the next. What is the percentage decrease?
  36. 36.A team scored 200 runs in one match and 60% fewer in the next. How many runs did it score in the next match?
  37. 37.A team scored 50 runs in one match and 46 runs in the next. What is the percentage decrease?
  38. 38.The price of a cricket bat comes down from ₹60 to ₹54. What is the percentage decrease?
  39. 39.A tank had 60 litres of water. Now it has 57 litres. What is the percentage decrease?
  40. 40.A school bag costs ₹250. The price comes down by 64%. What is the new price, in rupees?

Answer key

  1. 18
  2. 15
  3. 17
  4. 146
  5. 14
  6. 10
  7. 19
  8. 48
  9. 25
  10. 54
  11. 190
  12. 405
  13. 39
  14. 7
  15. 81
  16. 28
  17. 68
  18. 55
  19. 57
  20. 5
  21. 176
  22. 24
  23. 70
  24. 56
  25. 45
  26. 74
  27. 89
  28. 2
  29. 12
  30. 46
  31. 38
  32. 15
  33. 24
  34. 39
  35. 30
  36. 80
  37. 8
  38. 10
  39. 5
  40. 90

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