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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 54 · 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.What percent of 20 is 14?
  2. 2.What percent of 20 is 12?
  3. 3.159 is what percent of 300?
  4. 4.?% of 40 = 14
  5. 5.?% of 60 = 33
  6. 6.125 is what percent of 500?
  7. 7.?% of 80 = 48
  8. 8.?% of 300 = 225
  9. 9.?% of 200 = 22
  10. 10.What percent of 80 is 20?
  11. 11.?% of 20 = 4
  12. 12.36 is what percent of 60?
  13. 13.What percent of 20 is 4?
  14. 14.26 is what percent of 40?
  15. 15.?% of 80 = 36
  16. 16.?% of 60 = 9
  17. 17.What percent of 80 is 48?
  18. 18.What percent of 400 is 116?
  19. 19.What percent of 25 is 16?
  20. 20.What percent of 300 is 243?
  21. 21.?% of 300 = 114
  22. 22.10 is what percent of 25?
  23. 23.18 is what percent of 60?
  24. 24.320 is what percent of 500?
  25. 25.What percent of 40 is 18?
  26. 26.201 is what percent of 300?
  27. 27.What percent of 200 is 124?
  28. 28.What percent of 500 is 85?
  29. 29.36 is what percent of 40?
  30. 30.17 is what percent of 20?
  31. 31.?% of 40 = 22
  32. 32.?% of 150 = 78
  33. 33.69 is what percent of 300?
  34. 34.What percent of 40 is 12?
  35. 35.?% of 300 = 183
  36. 36.?% of 20 = 2
  37. 37.What percent of 40 is 4?
  38. 38.What percent of 200 is 34?
  39. 39.What percent of 400 is 32?
  40. 40.21 is what percent of 150?

Answer key

  1. 70
  2. 60
  3. 53
  4. 35
  5. 55
  6. 25
  7. 60
  8. 75
  9. 11
  10. 25
  11. 20
  12. 60
  13. 20
  14. 65
  15. 45
  16. 15
  17. 60
  18. 29
  19. 64
  20. 81
  21. 38
  22. 40
  23. 30
  24. 64
  25. 45
  26. 67
  27. 62
  28. 17
  29. 90
  30. 85
  31. 55
  32. 52
  33. 23
  34. 30
  35. 61
  36. 10
  37. 10
  38. 17
  39. 8
  40. 14

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