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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 747 · 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 60 = 33
  2. 2.What percent of 25 is 3?
  3. 3.What percent of 500 is 330?
  4. 4.16 is what percent of 20?
  5. 5.?% of 250 = 195
  6. 6.What percent of 80 is 8?
  7. 7.What percent of 20 is 8?
  8. 8.126 is what percent of 150?
  9. 9.?% of 300 = 54
  10. 10.?% of 400 = 164
  11. 11.?% of 20 = 16
  12. 12.2 is what percent of 40?
  13. 13.18 is what percent of 50?
  14. 14.What percent of 25 is 16?
  15. 15.12 is what percent of 200?
  16. 16.What percent of 400 is 372?
  17. 17.What percent of 25 is 15?
  18. 18.115 is what percent of 500?
  19. 19.72 is what percent of 150?
  20. 20.What percent of 250 is 195?
  21. 21.16 is what percent of 80?
  22. 22.?% of 20 = 13
  23. 23.110 is what percent of 200?
  24. 24.?% of 40 = 22
  25. 25.188 is what percent of 400?
  26. 26.?% of 300 = 36
  27. 27.?% of 80 = 24
  28. 28.What percent of 300 is 60?
  29. 29.35 is what percent of 250?
  30. 30.?% of 25 = 23
  31. 31.216 is what percent of 300?
  32. 32.What percent of 25 is 19?
  33. 33.?% of 300 = 276
  34. 34.What percent of 50 is 10?
  35. 35.What percent of 80 is 4?
  36. 36.18 is what percent of 120?
  37. 37.What percent of 120 is 24?
  38. 38.155 is what percent of 500?
  39. 39.What percent of 200 is 50?
  40. 40.?% of 500 = 285

Answer key

  1. 55
  2. 12
  3. 66
  4. 80
  5. 78
  6. 10
  7. 40
  8. 84
  9. 18
  10. 41
  11. 80
  12. 5
  13. 36
  14. 64
  15. 6
  16. 93
  17. 60
  18. 23
  19. 48
  20. 78
  21. 20
  22. 65
  23. 55
  24. 55
  25. 47
  26. 12
  27. 30
  28. 20
  29. 14
  30. 92
  31. 72
  32. 76
  33. 92
  34. 20
  35. 5
  36. 15
  37. 20
  38. 31
  39. 25
  40. 57

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