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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 894 · 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 = 12
  2. 2.What percent of 50 is 39?
  3. 3.7 is what percent of 20?
  4. 4.What percent of 500 is 370?
  5. 5.What percent of 200 is 166?
  6. 6.What percent of 80 is 20?
  7. 7.What percent of 50 is 45?
  8. 8.6 is what percent of 20?
  9. 9.What percent of 300 is 129?
  10. 10.51 is what percent of 60?
  11. 11.108 is what percent of 120?
  12. 12.What percent of 400 is 20?
  13. 13.?% of 200 = 22
  14. 14.What percent of 150 is 81?
  15. 15.?% of 150 = 48
  16. 16.?% of 300 = 147
  17. 17.?% of 200 = 46
  18. 18.What percent of 500 is 130?
  19. 19.195 is what percent of 250?
  20. 20.385 is what percent of 500?
  21. 21.?% of 300 = 195
  22. 22.?% of 120 = 54
  23. 23.?% of 80 = 36
  24. 24.What percent of 400 is 380?
  25. 25.What percent of 25 is 14?
  26. 26.28 is what percent of 80?
  27. 27.35 is what percent of 500?
  28. 28.What percent of 250 is 225?
  29. 29.?% of 20 = 10
  30. 30.?% of 300 = 210
  31. 31.What percent of 60 is 30?
  32. 32.90 is what percent of 250?
  33. 33.?% of 40 = 6
  34. 34.What percent of 400 is 144?
  35. 35.19 is what percent of 20?
  36. 36.?% of 20 = 1
  37. 37.?% of 25 = 19
  38. 38.32 is what percent of 80?
  39. 39.87 is what percent of 300?
  40. 40.1 is what percent of 20?

Answer key

  1. 10
  2. 78
  3. 35
  4. 74
  5. 83
  6. 25
  7. 90
  8. 30
  9. 43
  10. 85
  11. 90
  12. 5
  13. 11
  14. 54
  15. 32
  16. 49
  17. 23
  18. 26
  19. 78
  20. 77
  21. 65
  22. 45
  23. 45
  24. 95
  25. 56
  26. 35
  27. 7
  28. 90
  29. 50
  30. 70
  31. 50
  32. 36
  33. 15
  34. 36
  35. 95
  36. 5
  37. 76
  38. 40
  39. 29
  40. 5

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