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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 778 · 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 7?
  2. 2.What percent of 50 is 25?
  3. 3.What percent of 40 is 32?
  4. 4.?% of 80 = 64
  5. 5.?% of 20 = 3
  6. 6.260 is what percent of 400?
  7. 7.What percent of 500 is 50?
  8. 8.?% of 120 = 36
  9. 9.What percent of 60 is 12?
  10. 10.What percent of 500 is 285?
  11. 11.?% of 150 = 105
  12. 12.130 is what percent of 250?
  13. 13.410 is what percent of 500?
  14. 14.What percent of 80 is 8?
  15. 15.204 is what percent of 300?
  16. 16.180 is what percent of 300?
  17. 17.?% of 20 = 5
  18. 18.What percent of 80 is 40?
  19. 19.What percent of 300 is 123?
  20. 20.?% of 20 = 19
  21. 21.23 is what percent of 25?
  22. 22.?% of 50 = 41
  23. 23.13 is what percent of 20?
  24. 24.74 is what percent of 200?
  25. 25.18 is what percent of 60?
  26. 26.36 is what percent of 400?
  27. 27.What percent of 80 is 64?
  28. 28.17 is what percent of 25?
  29. 29.What percent of 400 is 32?
  30. 30.What percent of 25 is 15?
  31. 31.What percent of 80 is 32?
  32. 32.52 is what percent of 80?
  33. 33.What percent of 60 is 30?
  34. 34.What percent of 20 is 1?
  35. 35.What percent of 250 is 20?
  36. 36.What percent of 25 is 22?
  37. 37.?% of 200 = 170
  38. 38.16 is what percent of 40?
  39. 39.What percent of 250 is 30?
  40. 40.246 is what percent of 300?

Answer key

  1. 14
  2. 50
  3. 80
  4. 80
  5. 15
  6. 65
  7. 10
  8. 30
  9. 20
  10. 57
  11. 70
  12. 52
  13. 82
  14. 10
  15. 68
  16. 60
  17. 25
  18. 50
  19. 41
  20. 95
  21. 92
  22. 82
  23. 65
  24. 37
  25. 30
  26. 9
  27. 80
  28. 68
  29. 8
  30. 60
  31. 40
  32. 65
  33. 50
  34. 5
  35. 8
  36. 88
  37. 85
  38. 40
  39. 12
  40. 82

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