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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 635 · 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 25 is 11?
  2. 2.What percent of 400 is 140?
  3. 3.What percent of 250 is 35?
  4. 4.168 is what percent of 400?
  5. 5.68 is what percent of 80?
  6. 6.?% of 50 = 42
  7. 7.153 is what percent of 300?
  8. 8.What percent of 400 is 132?
  9. 9.84 is what percent of 120?
  10. 10.What percent of 500 is 145?
  11. 11.What percent of 50 is 32?
  12. 12.?% of 250 = 180
  13. 13.10 is what percent of 40?
  14. 14.What percent of 20 is 13?
  15. 15.?% of 300 = 21
  16. 16.?% of 200 = 34
  17. 17.?% of 20 = 16
  18. 18.What percent of 80 is 12?
  19. 19.What percent of 25 is 23?
  20. 20.What percent of 300 is 156?
  21. 21.?% of 20 = 19
  22. 22.45 is what percent of 60?
  23. 23.What percent of 500 is 60?
  24. 24.108 is what percent of 150?
  25. 25.17 is what percent of 20?
  26. 26.64 is what percent of 400?
  27. 27.What percent of 80 is 52?
  28. 28.What percent of 20 is 14?
  29. 29.What percent of 120 is 36?
  30. 30.?% of 20 = 12
  31. 31.78 is what percent of 120?
  32. 32.What percent of 40 is 34?
  33. 33.?% of 120 = 96
  34. 34.?% of 300 = 24
  35. 35.What percent of 150 is 105?
  36. 36.What percent of 80 is 76?
  37. 37.What percent of 500 is 405?
  38. 38.?% of 300 = 159
  39. 39.?% of 40 = 30
  40. 40.What percent of 20 is 2?

Answer key

  1. 44
  2. 35
  3. 14
  4. 42
  5. 85
  6. 84
  7. 51
  8. 33
  9. 70
  10. 29
  11. 64
  12. 72
  13. 25
  14. 65
  15. 7
  16. 17
  17. 80
  18. 15
  19. 92
  20. 52
  21. 95
  22. 75
  23. 12
  24. 72
  25. 85
  26. 16
  27. 65
  28. 70
  29. 30
  30. 60
  31. 65
  32. 85
  33. 80
  34. 8
  35. 70
  36. 95
  37. 81
  38. 53
  39. 75
  40. 10

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