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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 86 · 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.What percent of 50 is 33?
  2. 2.What percent of 80 is 8?
  3. 3.?% of 80 = 48
  4. 4.?% of 25 = 20
  5. 5.?% of 20 = 16
  6. 6.?% of 80 = 52
  7. 7.What percent of 40 is 10?
  8. 8.?% of 60 = 39
  9. 9.What percent of 200 is 146?
  10. 10.4 is what percent of 80?
  11. 11.What percent of 25 is 13?
  12. 12.?% of 300 = 105
  13. 13.228 is what percent of 400?
  14. 14.150 is what percent of 300?
  15. 15.32 is what percent of 400?
  16. 16.What percent of 20 is 9?
  17. 17.?% of 25 = 13
  18. 18.What percent of 50 is 47?
  19. 19.380 is what percent of 500?
  20. 20.?% of 500 = 95
  21. 21.15 is what percent of 250?
  22. 22.?% of 25 = 16
  23. 23.What percent of 40 is 8?
  24. 24.?% of 40 = 20
  25. 25.?% of 40 = 24
  26. 26.?% of 25 = 8
  27. 27.?% of 300 = 60
  28. 28.24 is what percent of 50?
  29. 29.42 is what percent of 120?
  30. 30.?% of 80 = 56
  31. 31.What percent of 500 is 375?
  32. 32.What percent of 150 is 96?
  33. 33.?% of 40 = 36
  34. 34.?% of 150 = 30
  35. 35.?% of 50 = 8
  36. 36.?% of 250 = 15
  37. 37.What percent of 120 is 6?
  38. 38.12 is what percent of 120?
  39. 39.What percent of 150 is 12?
  40. 40.What percent of 60 is 51?

Answer key

  1. 66
  2. 10
  3. 60
  4. 80
  5. 80
  6. 65
  7. 25
  8. 65
  9. 73
  10. 5
  11. 52
  12. 35
  13. 57
  14. 50
  15. 8
  16. 45
  17. 52
  18. 94
  19. 76
  20. 19
  21. 6
  22. 64
  23. 20
  24. 50
  25. 60
  26. 32
  27. 20
  28. 48
  29. 35
  30. 70
  31. 75
  32. 64
  33. 90
  34. 20
  35. 16
  36. 6
  37. 5
  38. 10
  39. 8
  40. 85

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