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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 886 · 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.?% of 300 = 240
  2. 2.14 is what percent of 25?
  3. 3.What percent of 250 is 90?
  4. 4.?% of 20 = 13
  5. 5.What percent of 200 is 180?
  6. 6.78 is what percent of 300?
  7. 7.276 is what percent of 300?
  8. 8.?% of 20 = 3
  9. 9.64 is what percent of 400?
  10. 10.?% of 80 = 64
  11. 11.What percent of 25 is 15?
  12. 12.What percent of 20 is 5?
  13. 13.What percent of 500 is 50?
  14. 14.?% of 50 = 3
  15. 15.102 is what percent of 200?
  16. 16.What percent of 200 is 34?
  17. 17.?% of 50 = 33
  18. 18.What percent of 60 is 6?
  19. 19.?% of 40 = 10
  20. 20.What percent of 40 is 30?
  21. 21.4 is what percent of 40?
  22. 22.?% of 25 = 23
  23. 23.What percent of 40 is 38?
  24. 24.360 is what percent of 400?
  25. 25.?% of 60 = 57
  26. 26.?% of 50 = 34
  27. 27.?% of 400 = 376
  28. 28.What percent of 120 is 108?
  29. 29.?% of 500 = 400
  30. 30.What percent of 200 is 156?
  31. 31.?% of 40 = 14
  32. 32.?% of 150 = 66
  33. 33.What percent of 120 is 84?
  34. 34.What percent of 50 is 18?
  35. 35.?% of 150 = 36
  36. 36.48 is what percent of 80?
  37. 37.40 is what percent of 400?
  38. 38.106 is what percent of 200?
  39. 39.What percent of 20 is 11?
  40. 40.What percent of 20 is 17?

Answer key

  1. 80
  2. 56
  3. 36
  4. 65
  5. 90
  6. 26
  7. 92
  8. 15
  9. 16
  10. 80
  11. 60
  12. 25
  13. 10
  14. 6
  15. 51
  16. 17
  17. 66
  18. 10
  19. 25
  20. 75
  21. 10
  22. 92
  23. 95
  24. 90
  25. 95
  26. 68
  27. 94
  28. 90
  29. 80
  30. 78
  31. 35
  32. 44
  33. 70
  34. 36
  35. 24
  36. 60
  37. 10
  38. 53
  39. 55
  40. 85

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