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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 72 · 40 questions
TalentJR

How to work it out (Part over whole): Find the whole (the number after “of”) and the part. Percent = part ÷ whole × 100. Multiply the part by 100 first, then divide by the whole: 18 × 100 = 1800, and 1800 ÷ 72 = 25, so 25%.

NameDateTime takenScore ___ / 40
  1. 1.36 is what percent of 120?
  2. 2.201 is what percent of 300?
  3. 3.2 is what percent of 40?
  4. 4.30 is what percent of 250?
  5. 5.6 is what percent of 60?
  6. 6.24 is what percent of 80?
  7. 7.What percent of 120 is 114?
  8. 8.?% of 200 = 64
  9. 9.13 is what percent of 50?
  10. 10.What percent of 200 is 42?
  11. 11.What percent of 200 is 156?
  12. 12.?% of 20 = 14
  13. 13.104 is what percent of 400?
  14. 14.33 is what percent of 150?
  15. 15.What percent of 120 is 24?
  16. 16.?% of 120 = 102
  17. 17.?% of 300 = 237
  18. 18.140 is what percent of 250?
  19. 19.What percent of 150 is 111?
  20. 20.What percent of 400 is 268?
  21. 21.?% of 250 = 150
  22. 22.7 is what percent of 25?
  23. 23.What percent of 300 is 285?
  24. 24.?% of 400 = 104
  25. 25.What percent of 200 is 56?
  26. 26.What percent of 300 is 48?
  27. 27.30 is what percent of 40?
  28. 28.?% of 20 = 2
  29. 29.What percent of 500 is 165?
  30. 30.What percent of 150 is 87?
  31. 31.144 is what percent of 200?
  32. 32.17 is what percent of 20?
  33. 33.40 is what percent of 50?
  34. 34.What percent of 40 is 34?
  35. 35.?% of 25 = 18
  36. 36.What percent of 25 is 16?
  37. 37.3 is what percent of 60?
  38. 38.54 is what percent of 120?
  39. 39.What percent of 80 is 76?
  40. 40.18 is what percent of 150?

Answer key

  1. 30
  2. 67
  3. 5
  4. 12
  5. 10
  6. 30
  7. 95
  8. 32
  9. 26
  10. 21
  11. 78
  12. 70
  13. 26
  14. 22
  15. 20
  16. 85
  17. 79
  18. 56
  19. 74
  20. 67
  21. 60
  22. 28
  23. 95
  24. 26
  25. 28
  26. 16
  27. 75
  28. 10
  29. 33
  30. 58
  31. 72
  32. 85
  33. 80
  34. 85
  35. 72
  36. 64
  37. 5
  38. 45
  39. 95
  40. 12

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