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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 957 · 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 120 = 90
  2. 2.What percent of 50 is 42?
  3. 3.What percent of 25 is 17?
  4. 4.What percent of 200 is 38?
  5. 5.What percent of 300 is 30?
  6. 6.What percent of 500 is 240?
  7. 7.What percent of 60 is 42?
  8. 8.?% of 60 = 33
  9. 9.What percent of 300 is 270?
  10. 10.What percent of 50 is 17?
  11. 11.What percent of 50 is 20?
  12. 12.?% of 300 = 57
  13. 13.15 is what percent of 25?
  14. 14.54 is what percent of 300?
  15. 15.60 is what percent of 80?
  16. 16.What percent of 400 is 232?
  17. 17.27 is what percent of 150?
  18. 18.12 is what percent of 150?
  19. 19.What percent of 250 is 20?
  20. 20.?% of 50 = 20
  21. 21.90 is what percent of 500?
  22. 22.What percent of 20 is 18?
  23. 23.?% of 500 = 230
  24. 24.108 is what percent of 400?
  25. 25.?% of 80 = 12
  26. 26.?% of 50 = 36
  27. 27.?% of 60 = 36
  28. 28.?% of 300 = 102
  29. 29.What percent of 300 is 39?
  30. 30.102 is what percent of 120?
  31. 31.122 is what percent of 200?
  32. 32.52 is what percent of 400?
  33. 33.?% of 120 = 36
  34. 34.What percent of 50 is 8?
  35. 35.33 is what percent of 60?
  36. 36.What percent of 120 is 96?
  37. 37.?% of 300 = 213
  38. 38.?% of 40 = 10
  39. 39.What percent of 250 is 185?
  40. 40.4 is what percent of 25?

Answer key

  1. 75
  2. 84
  3. 68
  4. 19
  5. 10
  6. 48
  7. 70
  8. 55
  9. 90
  10. 34
  11. 40
  12. 19
  13. 60
  14. 18
  15. 75
  16. 58
  17. 18
  18. 8
  19. 8
  20. 40
  21. 18
  22. 90
  23. 46
  24. 27
  25. 15
  26. 72
  27. 60
  28. 34
  29. 13
  30. 85
  31. 61
  32. 13
  33. 30
  34. 16
  35. 55
  36. 80
  37. 71
  38. 25
  39. 74
  40. 16

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