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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 421 · 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 300 litres of water and 11% of it is used. How many litres are left?
  2. 2.A tank has 20 litres of water and 20% of it is used. How many litres are left?
  3. 3.A team scored 120 runs in one match and 70% fewer in the next. How many runs did it score in the next match?
  4. 4.A tank had 200 litres of water. Now it has 28 litres. What is the percentage decrease?
  5. 5.A team scored 200 runs in one match and 108 runs in the next. What is the percentage decrease?
  6. 6.A tank had 80 litres of water. Now it has 72 litres. What is the percentage decrease?
  7. 7.A football costs ₹500. The price comes down by 54%. What is the new price, in rupees?
  8. 8.The price of a wall clock comes down from ₹80 to ₹56. What is the percentage decrease?
  9. 9.A team scored 60 runs in one match and 55% fewer in the next. How many runs did it score in the next match?
  10. 10.A team scored 60 runs in one match and 15% fewer in the next. How many runs did it score in the next match?
  11. 11.The price of a cricket bat comes down from ₹50 to ₹13. What is the percentage decrease?
  12. 12.The price of a table fan comes down from ₹60 to ₹15. What is the percentage decrease?
  13. 13.A water bottle costs ₹400. The price comes down by 84%. What is the new price, in rupees?
  14. 14.A tank has 150 litres of water and 74% of it is used. How many litres are left?
  15. 15.A team scored 150 runs in one match and 74% fewer in the next. How many runs did it score in the next match?
  16. 16.The price of a toy car comes down from ₹200 to ₹56. What is the percentage decrease?
  17. 17.A team scored 200 runs in one match and 146 runs in the next. What is the percentage decrease?
  18. 18.A team scored 50 runs in one match and 44 runs in the next. What is the percentage decrease?
  19. 19.A tank has 250 litres of water and 42% of it is used. How many litres are left?
  20. 20.A wall clock costs ₹25. The price comes down by 12%. What is the new price, in rupees?
  21. 21.A tank has 400 litres of water and 62% of it is used. How many litres are left?
  22. 22.A tank has 40 litres of water and 10% of it is used. How many litres are left?
  23. 23.The price of a pencil box comes down from ₹20 to ₹7. What is the percentage decrease?
  24. 24.A tank has 100 litres of water and 50% of it is used. How many litres are left?
  25. 25.The price of a pencil box comes down from ₹50 to ₹40. What is the percentage decrease?
  26. 26.A team scored 60 runs in one match and 36 runs in the next. What is the percentage decrease?
  27. 27.A team scored 50 runs in one match and 31 runs in the next. What is the percentage decrease?
  28. 28.A tank has 20 litres of water and 85% of it is used. How many litres are left?
  29. 29.A team scored 400 runs in one match and 340 runs in the next. What is the percentage decrease?
  30. 30.A team scored 80 runs in one match and 50% fewer in the next. How many runs did it score in the next match?
  31. 31.A team scored 20 runs in one match and 50% fewer in the next. How many runs did it score in the next match?
  32. 32.A team scored 400 runs in one match and 61% fewer in the next. How many runs did it score in the next match?
  33. 33.A tank had 250 litres of water. Now it has 25 litres. What is the percentage decrease?
  34. 34.A team scored 40 runs in one match and 16 runs in the next. What is the percentage decrease?
  35. 35.A team scored 300 runs in one match and 243 runs in the next. What is the percentage decrease?
  36. 36.A tank has 250 litres of water and 22% of it is used. How many litres are left?
  37. 37.A team scored 200 runs in one match and 52% fewer in the next. How many runs did it score in the next match?
  38. 38.A tank had 120 litres of water. Now it has 102 litres. What is the percentage decrease?
  39. 39.A tank had 40 litres of water. Now it has 28 litres. What is the percentage decrease?
  40. 40.A team scored 500 runs in one match and 21% fewer in the next. How many runs did it score in the next match?

Answer key

  1. 267
  2. 16
  3. 36
  4. 86
  5. 46
  6. 10
  7. 230
  8. 30
  9. 27
  10. 51
  11. 74
  12. 75
  13. 64
  14. 39
  15. 39
  16. 72
  17. 27
  18. 12
  19. 145
  20. 22
  21. 152
  22. 36
  23. 65
  24. 50
  25. 20
  26. 40
  27. 38
  28. 3
  29. 15
  30. 40
  31. 10
  32. 156
  33. 90
  34. 60
  35. 19
  36. 195
  37. 96
  38. 15
  39. 30
  40. 395

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