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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 458 · 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. 1.28 is what percent of 80?
  2. 2.What percent of 40 is 26?
  3. 3.What percent of 80 is 64?
  4. 4.?% of 60 = 12
  5. 5.6 is what percent of 120?
  6. 6.?% of 60 = 18
  7. 7.What percent of 40 is 28?
  8. 8.?% of 80 = 44
  9. 9.?% of 80 = 40
  10. 10.?% of 80 = 68
  11. 11.?% of 60 = 51
  12. 12.What percent of 20 is 2?
  13. 13.What percent of 200 is 172?
  14. 14.?% of 60 = 39
  15. 15.12 is what percent of 150?
  16. 16.What percent of 200 is 32?
  17. 17.What percent of 400 is 148?
  18. 18.?% of 80 = 4
  19. 19.30 is what percent of 40?
  20. 20.What percent of 20 is 1?
  21. 21.?% of 500 = 350
  22. 22.What percent of 150 is 87?
  23. 23.What percent of 80 is 4?
  24. 24.What percent of 250 is 15?
  25. 25.15 is what percent of 150?
  26. 26.?% of 20 = 7
  27. 27.?% of 50 = 28
  28. 28.?% of 500 = 360
  29. 29.What percent of 25 is 7?
  30. 30.?% of 120 = 66
  31. 31.What percent of 300 is 159?
  32. 32.What percent of 250 is 225?
  33. 33.12 is what percent of 25?
  34. 34.?% of 50 = 40
  35. 35.21 is what percent of 60?
  36. 36.?% of 120 = 108
  37. 37.10 is what percent of 25?
  38. 38.57 is what percent of 60?
  39. 39.What percent of 300 is 27?
  40. 40.What percent of 20 is 3?

Answer key

  1. 35
  2. 65
  3. 80
  4. 20
  5. 5
  6. 30
  7. 70
  8. 55
  9. 50
  10. 85
  11. 85
  12. 10
  13. 86
  14. 65
  15. 8
  16. 16
  17. 37
  18. 5
  19. 75
  20. 5
  21. 70
  22. 58
  23. 5
  24. 6
  25. 10
  26. 35
  27. 56
  28. 72
  29. 28
  30. 55
  31. 53
  32. 90
  33. 48
  34. 80
  35. 35
  36. 90
  37. 40
  38. 95
  39. 9
  40. 15

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