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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 946 · 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. 1.1 is what percent of 20?
  2. 2.?% of 25 = 20
  3. 3.56 is what percent of 80?
  4. 4.What percent of 25 is 15?
  5. 5.20 is what percent of 25?
  6. 6.?% of 400 = 376
  7. 7.108 is what percent of 400?
  8. 8.72 is what percent of 300?
  9. 9.What percent of 50 is 10?
  10. 10.27 is what percent of 50?
  11. 11.What percent of 400 is 20?
  12. 12.?% of 40 = 28
  13. 13.What percent of 500 is 30?
  14. 14.What percent of 300 is 30?
  15. 15.24 is what percent of 60?
  16. 16.?% of 250 = 85
  17. 17.?% of 20 = 5
  18. 18.?% of 120 = 30
  19. 19.27 is what percent of 60?
  20. 20.What percent of 150 is 18?
  21. 21.?% of 500 = 25
  22. 22.39 is what percent of 150?
  23. 23.What percent of 20 is 14?
  24. 24.?% of 60 = 18
  25. 25.21 is what percent of 50?
  26. 26.?% of 200 = 144
  27. 27.6 is what percent of 60?
  28. 28.What percent of 60 is 9?
  29. 29.What percent of 25 is 19?
  30. 30.?% of 50 = 43
  31. 31.?% of 120 = 6
  32. 32.?% of 400 = 200
  33. 33.?% of 40 = 20
  34. 34.What percent of 400 is 312?
  35. 35.170 is what percent of 250?
  36. 36.What percent of 40 is 32?
  37. 37.190 is what percent of 250?
  38. 38.?% of 80 = 20
  39. 39.?% of 40 = 10
  40. 40.What percent of 60 is 18?

Answer key

  1. 5
  2. 80
  3. 70
  4. 60
  5. 80
  6. 94
  7. 27
  8. 24
  9. 20
  10. 54
  11. 5
  12. 70
  13. 6
  14. 10
  15. 40
  16. 34
  17. 25
  18. 25
  19. 45
  20. 12
  21. 5
  22. 26
  23. 70
  24. 30
  25. 42
  26. 72
  27. 10
  28. 15
  29. 76
  30. 86
  31. 5
  32. 50
  33. 50
  34. 78
  35. 68
  36. 80
  37. 76
  38. 25
  39. 25
  40. 30

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