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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 71 · 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.

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  1. 1.A tank has 60 litres of water and 25% of it is used. How many litres are left?
  2. 2.A lunch box costs ₹20. The price comes down by 85%. What is the new price, in rupees?
  3. 3.A tank has 120 litres of water and 75% of it is used. How many litres are left?
  4. 4.A team scored 20 runs in one match and 15 runs in the next. What is the percentage decrease?
  5. 5.A tank has 300 litres of water and 24% of it is used. How many litres are left?
  6. 6.A team scored 200 runs in one match and 180 runs in the next. What is the percentage decrease?
  7. 7.A lunch box costs ₹60. The price comes down by 90%. What is the new price, in rupees?
  8. 8.The price of a lunch box comes down from ₹60 to ₹18. What is the percentage decrease?
  9. 9.The price of a pencil box comes down from ₹400 to ₹236. What is the percentage decrease?
  10. 10.A tank has 80 litres of water and 15% of it is used. How many litres are left?
  11. 11.A team scored 20 runs in one match and 15% fewer in the next. How many runs did it score in the next match?
  12. 12.A tank has 60 litres of water and 45% of it is used. How many litres are left?
  13. 13.A tank has 100 litres of water and 51% of it is used. How many litres are left?
  14. 14.A tank had 60 litres of water. Now it has 30 litres. What is the percentage decrease?
  15. 15.A team scored 200 runs in one match and 74 runs in the next. What is the percentage decrease?
  16. 16.A tank has 40 litres of water and 60% of it is used. How many litres are left?
  17. 17.A team scored 120 runs in one match and 42 runs in the next. What is the percentage decrease?
  18. 18.A tank has 50 litres of water and 74% of it is used. How many litres are left?
  19. 19.A team scored 250 runs in one match and 84% fewer in the next. How many runs did it score in the next match?
  20. 20.The price of a torch comes down from ₹100 to ₹33. What is the percentage decrease?
  21. 21.A team scored 80 runs in one match and 16 runs in the next. What is the percentage decrease?
  22. 22.The price of a toy car comes down from ₹200 to ₹190. What is the percentage decrease?
  23. 23.A toy car costs ₹400. The price comes down by 8%. What is the new price, in rupees?
  24. 24.The price of a school bag comes down from ₹120 to ₹90. What is the percentage decrease?
  25. 25.A team scored 250 runs in one match and 190 runs in the next. What is the percentage decrease?
  26. 26.A school bag costs ₹150. The price comes down by 62%. What is the new price, in rupees?
  27. 27.A team scored 100 runs in one match and 71% fewer in the next. How many runs did it score in the next match?
  28. 28.The price of a wall clock comes down from ₹20 to ₹6. What is the percentage decrease?
  29. 29.A storybook costs ₹80. The price comes down by 85%. What is the new price, in rupees?
  30. 30.A tank has 50 litres of water and 78% of it is used. How many litres are left?
  31. 31.The price of a pencil box comes down from ₹20 to ₹17. What is the percentage decrease?
  32. 32.A water bottle costs ₹500. The price comes down by 14%. What is the new price, in rupees?
  33. 33.A tank had 20 litres of water. Now it has 12 litres. What is the percentage decrease?
  34. 34.A tank had 400 litres of water. Now it has 320 litres. What is the percentage decrease?
  35. 35.A team scored 150 runs in one match and 84 runs in the next. What is the percentage decrease?
  36. 36.A team scored 200 runs in one match and 22 runs in the next. What is the percentage decrease?
  37. 37.A tank has 300 litres of water and 31% of it is used. How many litres are left?
  38. 38.A tank had 120 litres of water. Now it has 90 litres. What is the percentage decrease?
  39. 39.A tank has 40 litres of water and 50% of it is used. How many litres are left?
  40. 40.A team scored 200 runs in one match and 58% fewer in the next. How many runs did it score in the next match?

Answer key

  1. 45
  2. 3
  3. 30
  4. 25
  5. 228
  6. 10
  7. 6
  8. 70
  9. 41
  10. 68
  11. 17
  12. 33
  13. 49
  14. 50
  15. 63
  16. 16
  17. 65
  18. 13
  19. 40
  20. 67
  21. 80
  22. 5
  23. 368
  24. 25
  25. 24
  26. 57
  27. 29
  28. 70
  29. 12
  30. 11
  31. 15
  32. 430
  33. 40
  34. 20
  35. 44
  36. 89
  37. 207
  38. 25
  39. 20
  40. 84

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