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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 842 · 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. 1.9 is what percent of 20?
  2. 2.What percent of 40 is 6?
  3. 3.15 is what percent of 250?
  4. 4.What percent of 200 is 152?
  5. 5.?% of 80 = 20
  6. 6.What percent of 40 is 22?
  7. 7.24 is what percent of 80?
  8. 8.8 is what percent of 25?
  9. 9.What percent of 60 is 39?
  10. 10.?% of 150 = 27
  11. 11.What percent of 20 is 18?
  12. 12.What percent of 200 is 122?
  13. 13.72 is what percent of 80?
  14. 14.What percent of 20 is 12?
  15. 15.?% of 50 = 20
  16. 16.What percent of 500 is 105?
  17. 17.What percent of 50 is 45?
  18. 18.?% of 20 = 11
  19. 19.2 is what percent of 40?
  20. 20.17 is what percent of 25?
  21. 21.What percent of 150 is 117?
  22. 22.What percent of 20 is 6?
  23. 23.What percent of 200 is 58?
  24. 24.What percent of 50 is 15?
  25. 25.What percent of 20 is 5?
  26. 26.What percent of 200 is 182?
  27. 27.What percent of 40 is 10?
  28. 28.What percent of 250 is 200?
  29. 29.?% of 80 = 24
  30. 30.?% of 25 = 9
  31. 31.275 is what percent of 500?
  32. 32.What percent of 50 is 34?
  33. 33.What percent of 20 is 4?
  34. 34.36 is what percent of 80?
  35. 35.What percent of 20 is 9?
  36. 36.?% of 25 = 17
  37. 37.What percent of 40 is 12?
  38. 38.13 is what percent of 25?
  39. 39.What percent of 250 is 35?
  40. 40.15 is what percent of 50?

Answer key

  1. 45
  2. 15
  3. 6
  4. 76
  5. 25
  6. 55
  7. 30
  8. 32
  9. 65
  10. 18
  11. 90
  12. 61
  13. 90
  14. 60
  15. 40
  16. 21
  17. 90
  18. 55
  19. 5
  20. 68
  21. 78
  22. 30
  23. 29
  24. 30
  25. 25
  26. 91
  27. 25
  28. 80
  29. 30
  30. 36
  31. 55
  32. 68
  33. 20
  34. 45
  35. 45
  36. 68
  37. 30
  38. 52
  39. 14
  40. 30

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