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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 604 · 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 300 is 57?
  2. 2.15 is what percent of 20?
  3. 3.?% of 80 = 28
  4. 4.What percent of 500 is 445?
  5. 5.220 is what percent of 250?
  6. 6.243 is what percent of 300?
  7. 7.What percent of 60 is 9?
  8. 8.114 is what percent of 120?
  9. 9.What percent of 50 is 8?
  10. 10.?% of 80 = 36
  11. 11.9 is what percent of 20?
  12. 12.What percent of 20 is 13?
  13. 13.What percent of 400 is 48?
  14. 14.What percent of 50 is 46?
  15. 15.14 is what percent of 20?
  16. 16.4 is what percent of 20?
  17. 17.43 is what percent of 50?
  18. 18.38 is what percent of 40?
  19. 19.What percent of 500 is 275?
  20. 20.What percent of 150 is 72?
  21. 21.?% of 25 = 23
  22. 22.What percent of 250 is 125?
  23. 23.132 is what percent of 150?
  24. 24.?% of 300 = 27
  25. 25.What percent of 40 is 24?
  26. 26.41 is what percent of 50?
  27. 27.?% of 20 = 14
  28. 28.What percent of 50 is 23?
  29. 29.?% of 120 = 42
  30. 30.?% of 500 = 70
  31. 31.?% of 20 = 10
  32. 32.What percent of 200 is 142?
  33. 33.?% of 120 = 18
  34. 34.What percent of 25 is 6?
  35. 35.What percent of 200 is 24?
  36. 36.What percent of 150 is 93?
  37. 37.?% of 40 = 12
  38. 38.?% of 50 = 7
  39. 39.?% of 80 = 24
  40. 40.What percent of 80 is 44?

Answer key

  1. 19
  2. 75
  3. 35
  4. 89
  5. 88
  6. 81
  7. 15
  8. 95
  9. 16
  10. 45
  11. 45
  12. 65
  13. 12
  14. 92
  15. 70
  16. 20
  17. 86
  18. 95
  19. 55
  20. 48
  21. 92
  22. 50
  23. 88
  24. 9
  25. 60
  26. 82
  27. 70
  28. 46
  29. 35
  30. 14
  31. 50
  32. 71
  33. 15
  34. 24
  35. 12
  36. 62
  37. 30
  38. 14
  39. 30
  40. 55

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