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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 418 · 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 40 = 2
  2. 2.64 is what percent of 80?
  3. 3.?% of 500 = 150
  4. 4.What percent of 60 is 36?
  5. 5.216 is what percent of 300?
  6. 6.What percent of 50 is 46?
  7. 7.What percent of 25 is 12?
  8. 8.What percent of 250 is 235?
  9. 9.3 is what percent of 20?
  10. 10.?% of 80 = 40
  11. 11.380 is what percent of 500?
  12. 12.What percent of 500 is 300?
  13. 13.What percent of 500 is 25?
  14. 14.What percent of 20 is 17?
  15. 15.425 is what percent of 500?
  16. 16.?% of 300 = 45
  17. 17.?% of 300 = 120
  18. 18.What percent of 500 is 165?
  19. 19.?% of 40 = 30
  20. 20.?% of 40 = 26
  21. 21.What percent of 20 is 18?
  22. 22.What percent of 500 is 235?
  23. 23.?% of 40 = 4
  24. 24.What percent of 50 is 15?
  25. 25.What percent of 50 is 7?
  26. 26.What percent of 80 is 48?
  27. 27.What percent of 250 is 85?
  28. 28.?% of 80 = 56
  29. 29.66 is what percent of 150?
  30. 30.?% of 250 = 230
  31. 31.?% of 500 = 455
  32. 32.?% of 25 = 19
  33. 33.28 is what percent of 40?
  34. 34.What percent of 300 is 246?
  35. 35.What percent of 400 is 92?
  36. 36.?% of 250 = 205
  37. 37.What percent of 80 is 12?
  38. 38.9 is what percent of 60?
  39. 39.?% of 400 = 84
  40. 40.What percent of 50 is 18?

Answer key

  1. 5
  2. 80
  3. 30
  4. 60
  5. 72
  6. 92
  7. 48
  8. 94
  9. 15
  10. 50
  11. 76
  12. 60
  13. 5
  14. 85
  15. 85
  16. 15
  17. 40
  18. 33
  19. 75
  20. 65
  21. 90
  22. 47
  23. 10
  24. 30
  25. 14
  26. 60
  27. 34
  28. 70
  29. 44
  30. 92
  31. 91
  32. 76
  33. 70
  34. 82
  35. 23
  36. 82
  37. 15
  38. 15
  39. 21
  40. 36

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