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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 225 · 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 60 is 3?
  2. 2.?% of 25 = 19
  3. 3.What percent of 40 is 30?
  4. 4.5 is what percent of 25?
  5. 5.178 is what percent of 200?
  6. 6.?% of 300 = 39
  7. 7.12 is what percent of 120?
  8. 8.What percent of 40 is 14?
  9. 9.?% of 20 = 12
  10. 10.38 is what percent of 50?
  11. 11.What percent of 250 is 15?
  12. 12.What percent of 60 is 30?
  13. 13.What percent of 300 is 87?
  14. 14.108 is what percent of 200?
  15. 15.What percent of 250 is 50?
  16. 16.What percent of 20 is 11?
  17. 17.?% of 150 = 81
  18. 18.What percent of 120 is 96?
  19. 19.?% of 50 = 3
  20. 20.What percent of 120 is 24?
  21. 21.?% of 120 = 102
  22. 22.?% of 20 = 13
  23. 23.What percent of 50 is 21?
  24. 24.What percent of 400 is 320?
  25. 25.21 is what percent of 50?
  26. 26.What percent of 200 is 16?
  27. 27.19 is what percent of 25?
  28. 28.?% of 20 = 10
  29. 29.What percent of 60 is 51?
  30. 30.What percent of 20 is 8?
  31. 31.What percent of 60 is 12?
  32. 32.267 is what percent of 300?
  33. 33.What percent of 150 is 105?
  34. 34.?% of 20 = 5
  35. 35.What percent of 40 is 2?
  36. 36.What percent of 25 is 4?
  37. 37.What percent of 300 is 18?
  38. 38.?% of 200 = 78
  39. 39.?% of 250 = 135
  40. 40.38 is what percent of 40?

Answer key

  1. 5
  2. 76
  3. 75
  4. 20
  5. 89
  6. 13
  7. 10
  8. 35
  9. 60
  10. 76
  11. 6
  12. 50
  13. 29
  14. 54
  15. 20
  16. 55
  17. 54
  18. 80
  19. 6
  20. 20
  21. 85
  22. 65
  23. 42
  24. 80
  25. 42
  26. 8
  27. 76
  28. 50
  29. 85
  30. 40
  31. 20
  32. 89
  33. 70
  34. 25
  35. 5
  36. 16
  37. 6
  38. 39
  39. 54
  40. 95

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