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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 809 · 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 31?
  2. 2.What percent of 500 is 475?
  3. 3.?% of 300 = 30
  4. 4.?% of 120 = 90
  5. 5.?% of 25 = 6
  6. 6.?% of 50 = 8
  7. 7.212 is what percent of 400?
  8. 8.What percent of 60 is 30?
  9. 9.What percent of 25 is 13?
  10. 10.?% of 20 = 9
  11. 11.?% of 80 = 76
  12. 12.What percent of 80 is 36?
  13. 13.What percent of 40 is 16?
  14. 14.2 is what percent of 40?
  15. 15.?% of 150 = 81
  16. 16.?% of 400 = 124
  17. 17.?% of 120 = 42
  18. 18.What percent of 120 is 54?
  19. 19.?% of 60 = 15
  20. 20.What percent of 20 is 1?
  21. 21.48 is what percent of 60?
  22. 22.105 is what percent of 150?
  23. 23.What percent of 120 is 78?
  24. 24.28 is what percent of 80?
  25. 25.?% of 250 = 105
  26. 26.25 is what percent of 250?
  27. 27.65 is what percent of 250?
  28. 28.What percent of 20 is 11?
  29. 29.?% of 50 = 9
  30. 30.156 is what percent of 200?
  31. 31.?% of 500 = 50
  32. 32.What percent of 400 is 280?
  33. 33.35 is what percent of 250?
  34. 34.?% of 200 = 136
  35. 35.What percent of 400 is 292?
  36. 36.?% of 50 = 21
  37. 37.?% of 50 = 15
  38. 38.What percent of 250 is 200?
  39. 39.6 is what percent of 40?
  40. 40.?% of 80 = 36

Answer key

  1. 62
  2. 95
  3. 10
  4. 75
  5. 24
  6. 16
  7. 53
  8. 50
  9. 52
  10. 45
  11. 95
  12. 45
  13. 40
  14. 5
  15. 54
  16. 31
  17. 35
  18. 45
  19. 25
  20. 5
  21. 80
  22. 70
  23. 65
  24. 35
  25. 42
  26. 10
  27. 26
  28. 55
  29. 18
  30. 78
  31. 10
  32. 70
  33. 14
  34. 68
  35. 73
  36. 42
  37. 30
  38. 80
  39. 15
  40. 45

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