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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 722 · 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 150 = 108
  2. 2.What percent of 40 is 24?
  3. 3.?% of 400 = 108
  4. 4.What percent of 40 is 2?
  5. 5.12 is what percent of 80?
  6. 6.What percent of 120 is 54?
  7. 7.What percent of 150 is 33?
  8. 8.?% of 40 = 2
  9. 9.?% of 500 = 465
  10. 10.What percent of 80 is 4?
  11. 11.102 is what percent of 200?
  12. 12.What percent of 50 is 22?
  13. 13.?% of 25 = 2
  14. 14.What percent of 20 is 2?
  15. 15.?% of 40 = 26
  16. 16.What percent of 120 is 42?
  17. 17.What percent of 25 is 13?
  18. 18.?% of 80 = 8
  19. 19.24 is what percent of 120?
  20. 20.?% of 300 = 174
  21. 21.?% of 250 = 170
  22. 22.196 is what percent of 400?
  23. 23.8 is what percent of 25?
  24. 24.201 is what percent of 300?
  25. 25.?% of 50 = 39
  26. 26.13 is what percent of 20?
  27. 27.54 is what percent of 60?
  28. 28.?% of 300 = 243
  29. 29.What percent of 200 is 144?
  30. 30.108 is what percent of 120?
  31. 31.What percent of 200 is 126?
  32. 32.?% of 250 = 205
  33. 33.11 is what percent of 20?
  34. 34.What percent of 200 is 96?
  35. 35.?% of 500 = 315
  36. 36.What percent of 80 is 44?
  37. 37.?% of 40 = 34
  38. 38.8 is what percent of 40?
  39. 39.What percent of 50 is 18?
  40. 40.?% of 300 = 96

Answer key

  1. 72
  2. 60
  3. 27
  4. 5
  5. 15
  6. 45
  7. 22
  8. 5
  9. 93
  10. 5
  11. 51
  12. 44
  13. 8
  14. 10
  15. 65
  16. 35
  17. 52
  18. 10
  19. 20
  20. 58
  21. 68
  22. 49
  23. 32
  24. 67
  25. 78
  26. 65
  27. 90
  28. 81
  29. 72
  30. 90
  31. 63
  32. 82
  33. 55
  34. 48
  35. 63
  36. 55
  37. 85
  38. 20
  39. 36
  40. 32

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