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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 619 · 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 100 litres of water. Now it has 18 litres. What is the percentage decrease?
  2. 2.A tank had 25 litres of water. Now it has 21 litres. What is the percentage decrease?
  3. 3.A tank has 150 litres of water and 44% of it is used. How many litres are left?
  4. 4.A team scored 50 runs in one match and 18 runs in the next. What is the percentage decrease?
  5. 5.A team scored 25 runs in one match and 32% fewer in the next. How many runs did it score in the next match?
  6. 6.A tank had 300 litres of water. Now it has 33 litres. What is the percentage decrease?
  7. 7.A tank had 120 litres of water. Now it has 30 litres. What is the percentage decrease?
  8. 8.The price of a table fan comes down from ₹100 to ₹95. What is the percentage decrease?
  9. 9.A pencil box costs ₹150. The price comes down by 42%. What is the new price, in rupees?
  10. 10.A tank has 400 litres of water and 43% of it is used. How many litres are left?
  11. 11.A wall clock costs ₹400. The price comes down by 89%. What is the new price, in rupees?
  12. 12.The price of a pencil box comes down from ₹100 to ₹82. What is the percentage decrease?
  13. 13.A team scored 80 runs in one match and 24 runs in the next. What is the percentage decrease?
  14. 14.A torch costs ₹250. The price comes down by 6%. What is the new price, in rupees?
  15. 15.The price of a football comes down from ₹25 to ₹7. What is the percentage decrease?
  16. 16.The price of a toy car comes down from ₹500 to ₹185. What is the percentage decrease?
  17. 17.The price of a lunch box comes down from ₹40 to ₹18. What is the percentage decrease?
  18. 18.A tank had 100 litres of water. Now it has 38 litres. What is the percentage decrease?
  19. 19.A tank had 400 litres of water. Now it has 52 litres. What is the percentage decrease?
  20. 20.A football costs ₹80. The price comes down by 75%. What is the new price, in rupees?
  21. 21.A tank had 100 litres of water. Now it has 60 litres. What is the percentage decrease?
  22. 22.The price of a water bottle comes down from ₹25 to ₹10. What is the percentage decrease?
  23. 23.A tank has 400 litres of water and 14% of it is used. How many litres are left?
  24. 24.A team scored 200 runs in one match and 51% fewer in the next. How many runs did it score in the next match?
  25. 25.A tank has 100 litres of water and 38% of it is used. How many litres are left?
  26. 26.A team scored 150 runs in one match and 78% fewer in the next. How many runs did it score in the next match?
  27. 27.A team scored 200 runs in one match and 180 runs in the next. What is the percentage decrease?
  28. 28.A team scored 25 runs in one match and 48% fewer in the next. How many runs did it score in the next match?
  29. 29.A team scored 400 runs in one match and 9% fewer in the next. How many runs did it score in the next match?
  30. 30.A tank has 25 litres of water and 36% of it is used. How many litres are left?
  31. 31.A table fan costs ₹50. The price comes down by 70%. What is the new price, in rupees?
  32. 32.A team scored 150 runs in one match and 111 runs in the next. What is the percentage decrease?
  33. 33.A tank had 50 litres of water. Now it has 38 litres. What is the percentage decrease?
  34. 34.A storybook costs ₹200. The price comes down by 42%. What is the new price, in rupees?
  35. 35.A team scored 100 runs in one match and 47% fewer in the next. How many runs did it score in the next match?
  36. 36.The price of a water bottle comes down from ₹200 to ₹124. What is the percentage decrease?
  37. 37.A team scored 200 runs in one match and 17% fewer in the next. How many runs did it score in the next match?
  38. 38.A team scored 25 runs in one match and 20 runs in the next. What is the percentage decrease?
  39. 39.A tank had 40 litres of water. Now it has 36 litres. What is the percentage decrease?
  40. 40.A tank had 60 litres of water. Now it has 36 litres. What is the percentage decrease?

Answer key

  1. 82
  2. 16
  3. 84
  4. 64
  5. 17
  6. 89
  7. 75
  8. 5
  9. 87
  10. 228
  11. 44
  12. 18
  13. 70
  14. 235
  15. 72
  16. 63
  17. 55
  18. 62
  19. 87
  20. 20
  21. 40
  22. 60
  23. 344
  24. 98
  25. 62
  26. 33
  27. 10
  28. 13
  29. 364
  30. 16
  31. 15
  32. 26
  33. 24
  34. 116
  35. 53
  36. 38
  37. 166
  38. 20
  39. 10
  40. 40

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