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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 468 · 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 34?
  2. 2.What percent of 20 is 9?
  3. 3.What percent of 150 is 27?
  4. 4.18 is what percent of 150?
  5. 5.22 is what percent of 40?
  6. 6.170 is what percent of 250?
  7. 7.What percent of 60 is 12?
  8. 8.?% of 25 = 4
  9. 9.24 is what percent of 200?
  10. 10.What percent of 25 is 22?
  11. 11.36 is what percent of 80?
  12. 12.108 is what percent of 150?
  13. 13.?% of 250 = 215
  14. 14.207 is what percent of 300?
  15. 15.What percent of 40 is 26?
  16. 16.30 is what percent of 300?
  17. 17.What percent of 200 is 142?
  18. 18.?% of 60 = 3
  19. 19.What percent of 250 is 210?
  20. 20.?% of 300 = 255
  21. 21.What percent of 50 is 23?
  22. 22.What percent of 40 is 24?
  23. 23.What percent of 300 is 51?
  24. 24.?% of 250 = 25
  25. 25.?% of 300 = 18
  26. 26.?% of 40 = 30
  27. 27.?% of 300 = 216
  28. 28.What percent of 400 is 188?
  29. 29.102 is what percent of 150?
  30. 30.?% of 20 = 16
  31. 31.What percent of 300 is 99?
  32. 32.What percent of 25 is 19?
  33. 33.What percent of 80 is 52?
  34. 34.What percent of 20 is 6?
  35. 35.116 is what percent of 400?
  36. 36.?% of 60 = 57
  37. 37.15 is what percent of 25?
  38. 38.?% of 400 = 236
  39. 39.38 is what percent of 40?
  40. 40.?% of 40 = 6

Answer key

  1. 68
  2. 45
  3. 18
  4. 12
  5. 55
  6. 68
  7. 20
  8. 16
  9. 12
  10. 88
  11. 45
  12. 72
  13. 86
  14. 69
  15. 65
  16. 10
  17. 71
  18. 5
  19. 84
  20. 85
  21. 46
  22. 60
  23. 17
  24. 10
  25. 6
  26. 75
  27. 72
  28. 47
  29. 68
  30. 80
  31. 33
  32. 76
  33. 65
  34. 30
  35. 29
  36. 95
  37. 60
  38. 59
  39. 95
  40. 15

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