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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 366 · 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 150 is 105?
  2. 2.What percent of 60 is 45?
  3. 3.125 is what percent of 250?
  4. 4.What percent of 25 is 3?
  5. 5.?% of 120 = 24
  6. 6.205 is what percent of 250?
  7. 7.2 is what percent of 25?
  8. 8.?% of 50 = 18
  9. 9.?% of 500 = 135
  10. 10.What percent of 25 is 10?
  11. 11.What percent of 50 is 10?
  12. 12.What percent of 25 is 2?
  13. 13.21 is what percent of 60?
  14. 14.What percent of 500 is 130?
  15. 15.?% of 300 = 273
  16. 16.What percent of 250 is 150?
  17. 17.?% of 150 = 24
  18. 18.70 is what percent of 500?
  19. 19.What percent of 150 is 78?
  20. 20.What percent of 20 is 18?
  21. 21.?% of 300 = 39
  22. 22.What percent of 40 is 28?
  23. 23.What percent of 300 is 18?
  24. 24.8 is what percent of 20?
  25. 25.What percent of 25 is 18?
  26. 26.What percent of 40 is 8?
  27. 27.168 is what percent of 200?
  28. 28.?% of 400 = 112
  29. 29.51 is what percent of 150?
  30. 30.What percent of 120 is 12?
  31. 31.What percent of 120 is 108?
  32. 32.?% of 400 = 60
  33. 33.15 is what percent of 20?
  34. 34.16 is what percent of 20?
  35. 35.156 is what percent of 400?
  36. 36.What percent of 80 is 40?
  37. 37.?% of 500 = 75
  38. 38.?% of 80 = 48
  39. 39.?% of 80 = 68
  40. 40.45 is what percent of 500?

Answer key

  1. 70
  2. 75
  3. 50
  4. 12
  5. 20
  6. 82
  7. 8
  8. 36
  9. 27
  10. 40
  11. 20
  12. 8
  13. 35
  14. 26
  15. 91
  16. 60
  17. 16
  18. 14
  19. 52
  20. 90
  21. 13
  22. 70
  23. 6
  24. 40
  25. 72
  26. 20
  27. 84
  28. 28
  29. 34
  30. 10
  31. 90
  32. 15
  33. 75
  34. 80
  35. 39
  36. 50
  37. 15
  38. 60
  39. 85
  40. 9

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