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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 354 · 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. 1.21 is what percent of 25?
  2. 2.What percent of 200 is 24?
  3. 3.?% of 250 = 235
  4. 4.What percent of 200 is 18?
  5. 5.What percent of 50 is 22?
  6. 6.?% of 300 = 24
  7. 7.?% of 300 = 30
  8. 8.What percent of 120 is 96?
  9. 9.What percent of 500 is 280?
  10. 10.?% of 500 = 295
  11. 11.?% of 40 = 28
  12. 12.30 is what percent of 40?
  13. 13.22 is what percent of 25?
  14. 14.177 is what percent of 300?
  15. 15.?% of 150 = 141
  16. 16.What percent of 40 is 20?
  17. 17.?% of 80 = 12
  18. 18.?% of 400 = 188
  19. 19.What percent of 20 is 5?
  20. 20.?% of 25 = 3
  21. 21.90 is what percent of 120?
  22. 22.?% of 80 = 60
  23. 23.26 is what percent of 50?
  24. 24.What percent of 120 is 42?
  25. 25.51 is what percent of 300?
  26. 26.52 is what percent of 80?
  27. 27.?% of 500 = 190
  28. 28.What percent of 40 is 4?
  29. 29.12 is what percent of 80?
  30. 30.45 is what percent of 250?
  31. 31.What percent of 500 is 380?
  32. 32.What percent of 500 is 300?
  33. 33.?% of 80 = 44
  34. 34.What percent of 150 is 87?
  35. 35.32 is what percent of 400?
  36. 36.?% of 50 = 11
  37. 37.90 is what percent of 150?
  38. 38.What percent of 25 is 13?
  39. 39.?% of 300 = 153
  40. 40.What percent of 150 is 105?

Answer key

  1. 84
  2. 12
  3. 94
  4. 9
  5. 44
  6. 8
  7. 10
  8. 80
  9. 56
  10. 59
  11. 70
  12. 75
  13. 88
  14. 59
  15. 94
  16. 50
  17. 15
  18. 47
  19. 25
  20. 12
  21. 75
  22. 75
  23. 52
  24. 35
  25. 17
  26. 65
  27. 38
  28. 10
  29. 15
  30. 18
  31. 76
  32. 60
  33. 55
  34. 58
  35. 8
  36. 22
  37. 60
  38. 52
  39. 51
  40. 70

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