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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 612 · 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 50 is 33?
  2. 2.What percent of 80 is 28?
  3. 3.?% of 400 = 152
  4. 4.What percent of 300 is 174?
  5. 5.?% of 250 = 225
  6. 6.?% of 50 = 29
  7. 7.?% of 150 = 9
  8. 8.What percent of 300 is 225?
  9. 9.60 is what percent of 400?
  10. 10.What percent of 400 is 156?
  11. 11.?% of 20 = 16
  12. 12.20 is what percent of 25?
  13. 13.What percent of 250 is 95?
  14. 14.What percent of 150 is 18?
  15. 15.22 is what percent of 25?
  16. 16.?% of 200 = 130
  17. 17.What percent of 250 is 70?
  18. 18.8 is what percent of 40?
  19. 19.What percent of 40 is 26?
  20. 20.?% of 25 = 16
  21. 21.188 is what percent of 200?
  22. 22.51 is what percent of 300?
  23. 23.?% of 40 = 2
  24. 24.55 is what percent of 500?
  25. 25.?% of 50 = 34
  26. 26.355 is what percent of 500?
  27. 27.What percent of 200 is 142?
  28. 28.66 is what percent of 300?
  29. 29.32 is what percent of 40?
  30. 30.What percent of 500 is 225?
  31. 31.?% of 400 = 24
  32. 32.What percent of 40 is 10?
  33. 33.What percent of 150 is 129?
  34. 34.?% of 500 = 205
  35. 35.21 is what percent of 60?
  36. 36.40 is what percent of 400?
  37. 37.What percent of 80 is 56?
  38. 38.What percent of 300 is 246?
  39. 39.What percent of 40 is 4?
  40. 40.6 is what percent of 25?

Answer key

  1. 66
  2. 35
  3. 38
  4. 58
  5. 90
  6. 58
  7. 6
  8. 75
  9. 15
  10. 39
  11. 80
  12. 80
  13. 38
  14. 12
  15. 88
  16. 65
  17. 28
  18. 20
  19. 65
  20. 64
  21. 94
  22. 17
  23. 5
  24. 11
  25. 68
  26. 71
  27. 71
  28. 22
  29. 80
  30. 45
  31. 6
  32. 25
  33. 86
  34. 41
  35. 35
  36. 10
  37. 70
  38. 82
  39. 10
  40. 24

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