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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 24 · 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. 1.4 is what percent of 25?
  2. 2.?% of 40 = 4
  3. 3.What percent of 25 is 20?
  4. 4.?% of 200 = 16
  5. 5.What percent of 50 is 3?
  6. 6.22 is what percent of 40?
  7. 7.?% of 400 = 344
  8. 8.?% of 80 = 20
  9. 9.?% of 20 = 19
  10. 10.What percent of 200 is 94?
  11. 11.What percent of 150 is 63?
  12. 12.What percent of 400 is 276?
  13. 13.81 is what percent of 150?
  14. 14.?% of 400 = 256
  15. 15.60 is what percent of 120?
  16. 16.?% of 150 = 12
  17. 17.What percent of 40 is 16?
  18. 18.18 is what percent of 150?
  19. 19.What percent of 200 is 14?
  20. 20.?% of 120 = 42
  21. 21.6 is what percent of 20?
  22. 22.?% of 80 = 76
  23. 23.165 is what percent of 500?
  24. 24.?% of 500 = 465
  25. 25.?% of 40 = 16
  26. 26.?% of 80 = 24
  27. 27.19 is what percent of 20?
  28. 28.What percent of 20 is 8?
  29. 29.What percent of 40 is 14?
  30. 30.?% of 50 = 47
  31. 31.What percent of 120 is 18?
  32. 32.34 is what percent of 50?
  33. 33.?% of 250 = 145
  34. 34.?% of 50 = 13
  35. 35.What percent of 120 is 30?
  36. 36.?% of 50 = 41
  37. 37.?% of 300 = 39
  38. 38.What percent of 50 is 28?
  39. 39.21 is what percent of 25?
  40. 40.13 is what percent of 25?

Answer key

  1. 16
  2. 10
  3. 80
  4. 8
  5. 6
  6. 55
  7. 86
  8. 25
  9. 95
  10. 47
  11. 42
  12. 69
  13. 54
  14. 64
  15. 50
  16. 8
  17. 40
  18. 12
  19. 7
  20. 35
  21. 30
  22. 95
  23. 33
  24. 93
  25. 40
  26. 30
  27. 95
  28. 40
  29. 35
  30. 94
  31. 15
  32. 68
  33. 58
  34. 26
  35. 25
  36. 82
  37. 13
  38. 56
  39. 84
  40. 52

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