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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 786 · 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 120 is 36?
  2. 2.What percent of 400 is 348?
  3. 3.What percent of 300 is 201?
  4. 4.38 is what percent of 50?
  5. 5.What percent of 300 is 177?
  6. 6.68 is what percent of 400?
  7. 7.18 is what percent of 40?
  8. 8.?% of 20 = 18
  9. 9.?% of 200 = 144
  10. 10.14 is what percent of 20?
  11. 11.?% of 500 = 410
  12. 12.?% of 250 = 65
  13. 13.132 is what percent of 150?
  14. 14.What percent of 20 is 15?
  15. 15.39 is what percent of 50?
  16. 16.?% of 60 = 15
  17. 17.?% of 25 = 15
  18. 18.?% of 150 = 141
  19. 19.81 is what percent of 300?
  20. 20.?% of 20 = 19
  21. 21.What percent of 500 is 110?
  22. 22.What percent of 150 is 12?
  23. 23.?% of 400 = 164
  24. 24.What percent of 250 is 175?
  25. 25.24 is what percent of 120?
  26. 26.30 is what percent of 120?
  27. 27.What percent of 300 is 18?
  28. 28.48 is what percent of 150?
  29. 29.18 is what percent of 150?
  30. 30.?% of 300 = 27
  31. 31.?% of 120 = 102
  32. 32.27 is what percent of 150?
  33. 33.?% of 80 = 56
  34. 34.?% of 20 = 15
  35. 35.108 is what percent of 120?
  36. 36.?% of 80 = 36
  37. 37.What percent of 400 is 100?
  38. 38.What percent of 120 is 54?
  39. 39.What percent of 120 is 96?
  40. 40.284 is what percent of 400?

Answer key

  1. 30
  2. 87
  3. 67
  4. 76
  5. 59
  6. 17
  7. 45
  8. 90
  9. 72
  10. 70
  11. 82
  12. 26
  13. 88
  14. 75
  15. 78
  16. 25
  17. 60
  18. 94
  19. 27
  20. 95
  21. 22
  22. 8
  23. 41
  24. 70
  25. 20
  26. 25
  27. 6
  28. 32
  29. 12
  30. 9
  31. 85
  32. 18
  33. 70
  34. 75
  35. 90
  36. 45
  37. 25
  38. 45
  39. 80
  40. 71

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