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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 841 · 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 9?
  2. 2.What percent of 150 is 120?
  3. 3.?% of 400 = 120
  4. 4.60 is what percent of 300?
  5. 5.What percent of 60 is 27?
  6. 6.What percent of 50 is 23?
  7. 7.What percent of 500 is 475?
  8. 8.What percent of 200 is 54?
  9. 9.4 is what percent of 80?
  10. 10.What percent of 200 is 86?
  11. 11.12 is what percent of 25?
  12. 12.10 is what percent of 40?
  13. 13.?% of 50 = 26
  14. 14.What percent of 40 is 32?
  15. 15.?% of 50 = 5
  16. 16.What percent of 50 is 10?
  17. 17.250 is what percent of 500?
  18. 18.What percent of 120 is 18?
  19. 19.What percent of 250 is 105?
  20. 20.?% of 200 = 138
  21. 21.What percent of 20 is 2?
  22. 22.What percent of 300 is 54?
  23. 23.What percent of 50 is 8?
  24. 24.28 is what percent of 80?
  25. 25.?% of 20 = 11
  26. 26.18 is what percent of 60?
  27. 27.?% of 60 = 30
  28. 28.What percent of 300 is 84?
  29. 29.88 is what percent of 400?
  30. 30.?% of 500 = 310
  31. 31.?% of 50 = 44
  32. 32.What percent of 200 is 100?
  33. 33.120 is what percent of 400?
  34. 34.What percent of 300 is 216?
  35. 35.3 is what percent of 25?
  36. 36.?% of 40 = 20
  37. 37.What percent of 250 is 110?
  38. 38.What percent of 50 is 26?
  39. 39.140 is what percent of 200?
  40. 40.20 is what percent of 80?

Answer key

  1. 36
  2. 80
  3. 30
  4. 20
  5. 45
  6. 46
  7. 95
  8. 27
  9. 5
  10. 43
  11. 48
  12. 25
  13. 52
  14. 80
  15. 10
  16. 20
  17. 50
  18. 15
  19. 42
  20. 69
  21. 10
  22. 18
  23. 16
  24. 35
  25. 55
  26. 30
  27. 50
  28. 28
  29. 22
  30. 62
  31. 88
  32. 50
  33. 30
  34. 72
  35. 12
  36. 50
  37. 44
  38. 52
  39. 70
  40. 25

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