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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 506 · 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 54?
  2. 2.?% of 25 = 23
  3. 3.?% of 20 = 9
  4. 4.What percent of 20 is 11?
  5. 5.?% of 50 = 39
  6. 6.325 is what percent of 500?
  7. 7.?% of 20 = 1
  8. 8.?% of 25 = 16
  9. 9.?% of 150 = 99
  10. 10.What percent of 80 is 36?
  11. 11.What percent of 60 is 12?
  12. 12.?% of 60 = 12
  13. 13.?% of 20 = 14
  14. 14.30 is what percent of 40?
  15. 15.What percent of 400 is 32?
  16. 16.What percent of 120 is 66?
  17. 17.?% of 250 = 170
  18. 18.What percent of 200 is 182?
  19. 19.What percent of 150 is 78?
  20. 20.?% of 150 = 111
  21. 21.10 is what percent of 40?
  22. 22.?% of 150 = 81
  23. 23.What percent of 25 is 20?
  24. 24.?% of 40 = 22
  25. 25.What percent of 150 is 54?
  26. 26.What percent of 25 is 13?
  27. 27.8 is what percent of 20?
  28. 28.7 is what percent of 20?
  29. 29.30 is what percent of 60?
  30. 30.?% of 40 = 8
  31. 31.What percent of 120 is 96?
  32. 32.What percent of 200 is 170?
  33. 33.?% of 25 = 18
  34. 34.?% of 20 = 10
  35. 35.?% of 500 = 120
  36. 36.45 is what percent of 500?
  37. 37.?% of 40 = 2
  38. 38.260 is what percent of 500?
  39. 39.What percent of 120 is 6?
  40. 40.What percent of 500 is 405?

Answer key

  1. 90
  2. 92
  3. 45
  4. 55
  5. 78
  6. 65
  7. 5
  8. 64
  9. 66
  10. 45
  11. 20
  12. 20
  13. 70
  14. 75
  15. 8
  16. 55
  17. 68
  18. 91
  19. 52
  20. 74
  21. 25
  22. 54
  23. 80
  24. 55
  25. 36
  26. 52
  27. 40
  28. 35
  29. 50
  30. 20
  31. 80
  32. 85
  33. 72
  34. 50
  35. 24
  36. 9
  37. 5
  38. 52
  39. 5
  40. 81

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