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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 664 · 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 20 is 11?
  2. 2.What percent of 150 is 42?
  3. 3.What percent of 40 is 26?
  4. 4.?% of 500 = 345
  5. 5.310 is what percent of 500?
  6. 6.?% of 25 = 19
  7. 7.What percent of 200 is 154?
  8. 8.?% of 300 = 138
  9. 9.4 is what percent of 40?
  10. 10.20 is what percent of 50?
  11. 11.?% of 200 = 92
  12. 12.?% of 20 = 17
  13. 13.What percent of 40 is 2?
  14. 14.395 is what percent of 500?
  15. 15.?% of 150 = 42
  16. 16.?% of 80 = 76
  17. 17.10 is what percent of 25?
  18. 18.18 is what percent of 25?
  19. 19.136 is what percent of 200?
  20. 20.66 is what percent of 150?
  21. 21.?% of 120 = 102
  22. 22.?% of 150 = 141
  23. 23.What percent of 250 is 55?
  24. 24.?% of 60 = 9
  25. 25.?% of 40 = 10
  26. 26.What percent of 25 is 8?
  27. 27.What percent of 300 is 234?
  28. 28.?% of 400 = 212
  29. 29.What percent of 50 is 38?
  30. 30.What percent of 250 is 125?
  31. 31.What percent of 400 is 340?
  32. 32.?% of 50 = 26
  33. 33.?% of 400 = 280
  34. 34.What percent of 25 is 19?
  35. 35.?% of 150 = 57
  36. 36.What percent of 500 is 460?
  37. 37.?% of 60 = 18
  38. 38.What percent of 40 is 14?
  39. 39.?% of 400 = 332
  40. 40.?% of 250 = 115

Answer key

  1. 55
  2. 28
  3. 65
  4. 69
  5. 62
  6. 76
  7. 77
  8. 46
  9. 10
  10. 40
  11. 46
  12. 85
  13. 5
  14. 79
  15. 28
  16. 95
  17. 40
  18. 72
  19. 68
  20. 44
  21. 85
  22. 94
  23. 22
  24. 15
  25. 25
  26. 32
  27. 78
  28. 53
  29. 76
  30. 50
  31. 85
  32. 52
  33. 70
  34. 76
  35. 38
  36. 92
  37. 30
  38. 35
  39. 83
  40. 46

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