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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 636 · 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 20 litres of water and 5% of it is used. How many litres are left?
  2. 2.The price of a toy car comes down from ₹20 to ₹13. What is the percentage decrease?
  3. 3.A tank had 400 litres of water. Now it has 140 litres. What is the percentage decrease?
  4. 4.The price of a torch comes down from ₹120 to ₹108. What is the percentage decrease?
  5. 5.A team scored 25 runs in one match and 21 runs in the next. What is the percentage decrease?
  6. 6.A team scored 500 runs in one match and 290 runs in the next. What is the percentage decrease?
  7. 7.A pencil box costs ₹20. The price comes down by 90%. What is the new price, in rupees?
  8. 8.The price of a cricket bat comes down from ₹500 to ₹105. What is the percentage decrease?
  9. 9.A tank had 80 litres of water. Now it has 76 litres. What is the percentage decrease?
  10. 10.A tank had 50 litres of water. Now it has 28 litres. What is the percentage decrease?
  11. 11.The price of a football comes down from ₹500 to ₹285. What is the percentage decrease?
  12. 12.A team scored 150 runs in one match and 15 runs in the next. What is the percentage decrease?
  13. 13.A team scored 300 runs in one match and 183 runs in the next. What is the percentage decrease?
  14. 14.The price of a pencil box comes down from ₹400 to ₹324. What is the percentage decrease?
  15. 15.A team scored 500 runs in one match and 120 runs in the next. What is the percentage decrease?
  16. 16.A team scored 25 runs in one match and 12 runs in the next. What is the percentage decrease?
  17. 17.A tank had 20 litres of water. Now it has 18 litres. What is the percentage decrease?
  18. 18.The price of a toy car comes down from ₹100 to ₹91. What is the percentage decrease?
  19. 19.A tank had 80 litres of water. Now it has 68 litres. What is the percentage decrease?
  20. 20.A team scored 400 runs in one match and 252 runs in the next. What is the percentage decrease?
  21. 21.A team scored 500 runs in one match and 70% fewer in the next. How many runs did it score in the next match?
  22. 22.A wall clock costs ₹250. The price comes down by 64%. What is the new price, in rupees?
  23. 23.A team scored 500 runs in one match and 87% fewer in the next. How many runs did it score in the next match?
  24. 24.A team scored 40 runs in one match and 4 runs in the next. What is the percentage decrease?
  25. 25.A team scored 25 runs in one match and 80% fewer in the next. How many runs did it score in the next match?
  26. 26.A tank has 400 litres of water and 63% of it is used. How many litres are left?
  27. 27.A tank had 100 litres of water. Now it has 42 litres. What is the percentage decrease?
  28. 28.A tank had 50 litres of water. Now it has 41 litres. What is the percentage decrease?
  29. 29.A football costs ₹40. The price comes down by 85%. What is the new price, in rupees?
  30. 30.A tank had 250 litres of water. Now it has 85 litres. What is the percentage decrease?
  31. 31.A tank has 80 litres of water and 80% of it is used. How many litres are left?
  32. 32.A team scored 60 runs in one match and 45% fewer in the next. How many runs did it score in the next match?
  33. 33.A tank had 25 litres of water. Now it has 23 litres. What is the percentage decrease?
  34. 34.A tank has 400 litres of water and 70% of it is used. How many litres are left?
  35. 35.The price of a pencil box comes down from ₹100 to ₹12. What is the percentage decrease?
  36. 36.A lunch box costs ₹50. The price comes down by 54%. What is the new price, in rupees?
  37. 37.A team scored 120 runs in one match and 72 runs in the next. What is the percentage decrease?
  38. 38.A team scored 200 runs in one match and 74 runs in the next. What is the percentage decrease?
  39. 39.A tank had 150 litres of water. Now it has 126 litres. What is the percentage decrease?
  40. 40.The price of a football comes down from ₹20 to ₹10. What is the percentage decrease?

Answer key

  1. 19
  2. 35
  3. 65
  4. 10
  5. 16
  6. 42
  7. 2
  8. 79
  9. 5
  10. 44
  11. 43
  12. 90
  13. 39
  14. 19
  15. 76
  16. 52
  17. 10
  18. 9
  19. 15
  20. 37
  21. 150
  22. 90
  23. 65
  24. 90
  25. 5
  26. 148
  27. 58
  28. 18
  29. 6
  30. 66
  31. 16
  32. 33
  33. 8
  34. 120
  35. 88
  36. 23
  37. 40
  38. 63
  39. 16
  40. 50

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