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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 721 · 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 400 = 300
  2. 2.12 is what percent of 150?
  3. 3.What percent of 20 is 17?
  4. 4.What percent of 500 is 430?
  5. 5.?% of 60 = 9
  6. 6.What percent of 150 is 96?
  7. 7.?% of 200 = 96
  8. 8.What percent of 250 is 30?
  9. 9.210 is what percent of 250?
  10. 10.What percent of 300 is 255?
  11. 11.?% of 200 = 138
  12. 12.24 is what percent of 150?
  13. 13.10 is what percent of 200?
  14. 14.14 is what percent of 40?
  15. 15.What percent of 80 is 4?
  16. 16.What percent of 400 is 148?
  17. 17.126 is what percent of 150?
  18. 18.?% of 500 = 405
  19. 19.What percent of 25 is 2?
  20. 20.3 is what percent of 25?
  21. 21.114 is what percent of 150?
  22. 22.What percent of 250 is 45?
  23. 23.What percent of 500 is 290?
  24. 24.?% of 25 = 4
  25. 25.84 is what percent of 150?
  26. 26.?% of 250 = 100
  27. 27.220 is what percent of 500?
  28. 28.93 is what percent of 150?
  29. 29.What percent of 150 is 123?
  30. 30.?% of 400 = 168
  31. 31.What percent of 200 is 32?
  32. 32.?% of 50 = 35
  33. 33.What percent of 80 is 8?
  34. 34.What percent of 400 is 308?
  35. 35.108 is what percent of 150?
  36. 36.What percent of 60 is 12?
  37. 37.What percent of 25 is 19?
  38. 38.What percent of 500 is 335?
  39. 39.264 is what percent of 400?
  40. 40.21 is what percent of 50?

Answer key

  1. 75
  2. 8
  3. 85
  4. 86
  5. 15
  6. 64
  7. 48
  8. 12
  9. 84
  10. 85
  11. 69
  12. 16
  13. 5
  14. 35
  15. 5
  16. 37
  17. 84
  18. 81
  19. 8
  20. 12
  21. 76
  22. 18
  23. 58
  24. 16
  25. 56
  26. 40
  27. 44
  28. 62
  29. 82
  30. 42
  31. 16
  32. 70
  33. 10
  34. 77
  35. 72
  36. 20
  37. 76
  38. 67
  39. 66
  40. 42

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