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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 513 · 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 250 = 60
  2. 2.What percent of 20 is 14?
  3. 3.What percent of 25 is 6?
  4. 4.120 is what percent of 300?
  5. 5.What percent of 50 is 14?
  6. 6.?% of 20 = 17
  7. 7.What percent of 40 is 16?
  8. 8.What percent of 25 is 12?
  9. 9.?% of 500 = 45
  10. 10.What percent of 300 is 267?
  11. 11.What percent of 50 is 11?
  12. 12.9 is what percent of 50?
  13. 13.7 is what percent of 50?
  14. 14.14 is what percent of 20?
  15. 15.What percent of 50 is 33?
  16. 16.?% of 400 = 96
  17. 17.?% of 200 = 104
  18. 18.What percent of 50 is 45?
  19. 19.10 is what percent of 25?
  20. 20.80 is what percent of 400?
  21. 21.?% of 250 = 80
  22. 22.5 is what percent of 20?
  23. 23.?% of 60 = 24
  24. 24.What percent of 60 is 36?
  25. 25.?% of 40 = 36
  26. 26.?% of 50 = 15
  27. 27.?% of 400 = 264
  28. 28.What percent of 250 is 165?
  29. 29.?% of 120 = 96
  30. 30.?% of 50 = 19
  31. 31.?% of 150 = 24
  32. 32.28 is what percent of 80?
  33. 33.15 is what percent of 50?
  34. 34.48 is what percent of 60?
  35. 35.44 is what percent of 400?
  36. 36.What percent of 120 is 54?
  37. 37.?% of 50 = 3
  38. 38.96 is what percent of 300?
  39. 39.?% of 50 = 30
  40. 40.?% of 40 = 16

Answer key

  1. 24
  2. 70
  3. 24
  4. 40
  5. 28
  6. 85
  7. 40
  8. 48
  9. 9
  10. 89
  11. 22
  12. 18
  13. 14
  14. 70
  15. 66
  16. 24
  17. 52
  18. 90
  19. 40
  20. 20
  21. 32
  22. 25
  23. 40
  24. 60
  25. 90
  26. 30
  27. 66
  28. 66
  29. 80
  30. 38
  31. 16
  32. 35
  33. 30
  34. 80
  35. 11
  36. 45
  37. 6
  38. 32
  39. 60
  40. 40

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