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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 992 · 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 150 litres of water and 18% of it is used. How many litres are left?
  2. 2.A tank had 300 litres of water. Now it has 237 litres. What is the percentage decrease?
  3. 3.A team scored 120 runs in one match and 75% fewer in the next. How many runs did it score in the next match?
  4. 4.A tank had 100 litres of water. Now it has 46 litres. What is the percentage decrease?
  5. 5.A team scored 120 runs in one match and 90% fewer in the next. How many runs did it score in the next match?
  6. 6.A tank had 20 litres of water. Now it has 13 litres. What is the percentage decrease?
  7. 7.A torch costs ₹100. The price comes down by 19%. What is the new price, in rupees?
  8. 8.A team scored 120 runs in one match and 114 runs in the next. What is the percentage decrease?
  9. 9.A kite costs ₹40. The price comes down by 30%. What is the new price, in rupees?
  10. 10.A tank has 40 litres of water and 90% of it is used. How many litres are left?
  11. 11.A torch costs ₹200. The price comes down by 29%. What is the new price, in rupees?
  12. 12.A tank had 150 litres of water. Now it has 99 litres. What is the percentage decrease?
  13. 13.A storybook costs ₹40. The price comes down by 85%. What is the new price, in rupees?
  14. 14.The price of a table fan comes down from ₹20 to ₹9. What is the percentage decrease?
  15. 15.A team scored 200 runs in one match and 40 runs in the next. What is the percentage decrease?
  16. 16.A team scored 300 runs in one match and 66 runs in the next. What is the percentage decrease?
  17. 17.A tank had 120 litres of water. Now it has 12 litres. What is the percentage decrease?
  18. 18.A team scored 40 runs in one match and 6 runs in the next. What is the percentage decrease?
  19. 19.A team scored 150 runs in one match and 80% fewer in the next. How many runs did it score in the next match?
  20. 20.A water bottle costs ₹120. The price comes down by 5%. What is the new price, in rupees?
  21. 21.A tank has 25 litres of water and 16% of it is used. How many litres are left?
  22. 22.The price of a table fan comes down from ₹20 to ₹17. What is the percentage decrease?
  23. 23.The price of a football comes down from ₹60 to ₹39. What is the percentage decrease?
  24. 24.A team scored 120 runs in one match and 36 runs in the next. What is the percentage decrease?
  25. 25.A torch costs ₹500. The price comes down by 34%. What is the new price, in rupees?
  26. 26.A team scored 80 runs in one match and 36 runs in the next. What is the percentage decrease?
  27. 27.A torch costs ₹400. The price comes down by 77%. What is the new price, in rupees?
  28. 28.A team scored 50 runs in one match and 74% fewer in the next. How many runs did it score in the next match?
  29. 29.A team scored 300 runs in one match and 39% fewer in the next. How many runs did it score in the next match?
  30. 30.The price of a football comes down from ₹100 to ₹87. What is the percentage decrease?
  31. 31.A team scored 40 runs in one match and 24 runs in the next. What is the percentage decrease?
  32. 32.A lunch box costs ₹80. The price comes down by 20%. What is the new price, in rupees?
  33. 33.A tank had 80 litres of water. Now it has 12 litres. What is the percentage decrease?
  34. 34.A torch costs ₹300. The price comes down by 14%. What is the new price, in rupees?
  35. 35.A torch costs ₹50. The price comes down by 34%. What is the new price, in rupees?
  36. 36.A tank had 150 litres of water. Now it has 129 litres. What is the percentage decrease?
  37. 37.The price of a toy car comes down from ₹60 to ₹45. What is the percentage decrease?
  38. 38.A tank had 200 litres of water. Now it has 162 litres. What is the percentage decrease?
  39. 39.A team scored 50 runs in one match and 36 runs in the next. What is the percentage decrease?
  40. 40.The price of a wall clock comes down from ₹40 to ₹10. What is the percentage decrease?

Answer key

  1. 123
  2. 21
  3. 30
  4. 54
  5. 12
  6. 35
  7. 81
  8. 5
  9. 28
  10. 4
  11. 142
  12. 34
  13. 6
  14. 55
  15. 80
  16. 78
  17. 90
  18. 85
  19. 30
  20. 114
  21. 21
  22. 15
  23. 35
  24. 70
  25. 330
  26. 55
  27. 92
  28. 13
  29. 183
  30. 13
  31. 40
  32. 64
  33. 85
  34. 258
  35. 33
  36. 14
  37. 25
  38. 19
  39. 28
  40. 75

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