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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 489 · 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 24% of it is used. How many litres are left?
  2. 2.A tank had 25 litres of water. Now it has 8 litres. What is the percentage decrease?
  3. 3.A team scored 40 runs in one match and 28 runs in the next. What is the percentage decrease?
  4. 4.A team scored 120 runs in one match and 24 runs in the next. What is the percentage decrease?
  5. 5.A tank had 20 litres of water. Now it has 7 litres. What is the percentage decrease?
  6. 6.A tank has 40 litres of water and 5% of it is used. How many litres are left?
  7. 7.The price of a toy car comes down from ₹80 to ₹48. What is the percentage decrease?
  8. 8.A tank has 25 litres of water and 20% of it is used. How many litres are left?
  9. 9.A storybook costs ₹50. The price comes down by 54%. What is the new price, in rupees?
  10. 10.A tank had 300 litres of water. Now it has 231 litres. What is the percentage decrease?
  11. 11.A tank had 300 litres of water. Now it has 222 litres. What is the percentage decrease?
  12. 12.A team scored 40 runs in one match and 15% fewer in the next. How many runs did it score in the next match?
  13. 13.A tank had 200 litres of water. Now it has 166 litres. What is the percentage decrease?
  14. 14.A tank has 400 litres of water and 22% of it is used. How many litres are left?
  15. 15.A tank had 60 litres of water. Now it has 9 litres. What is the percentage decrease?
  16. 16.A team scored 300 runs in one match and 240 runs in the next. What is the percentage decrease?
  17. 17.A team scored 50 runs in one match and 16 runs in the next. What is the percentage decrease?
  18. 18.A team scored 25 runs in one match and 9 runs in the next. What is the percentage decrease?
  19. 19.The price of a football comes down from ₹150 to ₹135. What is the percentage decrease?
  20. 20.A torch costs ₹50. The price comes down by 66%. What is the new price, in rupees?
  21. 21.A tank has 400 litres of water and 21% of it is used. How many litres are left?
  22. 22.The price of a torch comes down from ₹120 to ₹24. What is the percentage decrease?
  23. 23.A tank had 50 litres of water. Now it has 35 litres. What is the percentage decrease?
  24. 24.A team scored 60 runs in one match and 51 runs in the next. What is the percentage decrease?
  25. 25.A team scored 80 runs in one match and 40% fewer in the next. How many runs did it score in the next match?
  26. 26.A tank had 20 litres of water. Now it has 16 litres. What is the percentage decrease?
  27. 27.A water bottle costs ₹400. The price comes down by 51%. What is the new price, in rupees?
  28. 28.A tank had 60 litres of water. Now it has 48 litres. What is the percentage decrease?
  29. 29.A tank has 20 litres of water and 50% of it is used. How many litres are left?
  30. 30.A kite costs ₹25. The price comes down by 8%. What is the new price, in rupees?
  31. 31.A tank had 25 litres of water. Now it has 6 litres. What is the percentage decrease?
  32. 32.A tank has 200 litres of water and 65% of it is used. How many litres are left?
  33. 33.A team scored 25 runs in one match and 20% fewer in the next. How many runs did it score in the next match?
  34. 34.A team scored 50 runs in one match and 38 runs in the next. What is the percentage decrease?
  35. 35.A tank had 100 litres of water. Now it has 12 litres. What is the percentage decrease?
  36. 36.A team scored 20 runs in one match and 12 runs in the next. What is the percentage decrease?
  37. 37.A tank has 80 litres of water and 25% of it is used. How many litres are left?
  38. 38.The price of a toy car comes down from ₹400 to ₹244. What is the percentage decrease?
  39. 39.A football costs ₹400. The price comes down by 69%. What is the new price, in rupees?
  40. 40.A team scored 500 runs in one match and 48% fewer in the next. How many runs did it score in the next match?

Answer key

  1. 114
  2. 68
  3. 30
  4. 80
  5. 65
  6. 38
  7. 40
  8. 20
  9. 23
  10. 23
  11. 26
  12. 34
  13. 17
  14. 312
  15. 85
  16. 20
  17. 68
  18. 64
  19. 10
  20. 17
  21. 316
  22. 80
  23. 30
  24. 15
  25. 48
  26. 20
  27. 196
  28. 20
  29. 10
  30. 23
  31. 76
  32. 70
  33. 20
  34. 24
  35. 88
  36. 40
  37. 60
  38. 39
  39. 124
  40. 260

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