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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 207 · 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. 1.2 is what percent of 40?
  2. 2.What percent of 200 is 22?
  3. 3.48 is what percent of 80?
  4. 4.What percent of 120 is 36?
  5. 5.?% of 20 = 12
  6. 6.What percent of 120 is 90?
  7. 7.42 is what percent of 120?
  8. 8.310 is what percent of 500?
  9. 9.344 is what percent of 400?
  10. 10.85 is what percent of 250?
  11. 11.225 is what percent of 300?
  12. 12.What percent of 400 is 380?
  13. 13.36 is what percent of 40?
  14. 14.What percent of 20 is 5?
  15. 15.What percent of 50 is 14?
  16. 16.?% of 80 = 56
  17. 17.What percent of 50 is 20?
  18. 18.42 is what percent of 50?
  19. 19.?% of 150 = 99
  20. 20.33 is what percent of 60?
  21. 21.?% of 20 = 10
  22. 22.7 is what percent of 50?
  23. 23.What percent of 200 is 82?
  24. 24.What percent of 20 is 10?
  25. 25.34 is what percent of 40?
  26. 26.What percent of 400 is 292?
  27. 27.?% of 150 = 117
  28. 28.?% of 20 = 13
  29. 29.?% of 20 = 2
  30. 30.What percent of 150 is 81?
  31. 31.What percent of 400 is 244?
  32. 32.What percent of 500 is 360?
  33. 33.What percent of 500 is 115?
  34. 34.108 is what percent of 120?
  35. 35.What percent of 300 is 102?
  36. 36.What percent of 120 is 42?
  37. 37.?% of 200 = 32
  38. 38.What percent of 40 is 12?
  39. 39.?% of 40 = 38
  40. 40.What percent of 300 is 51?

Answer key

  1. 5
  2. 11
  3. 60
  4. 30
  5. 60
  6. 75
  7. 35
  8. 62
  9. 86
  10. 34
  11. 75
  12. 95
  13. 90
  14. 25
  15. 28
  16. 70
  17. 40
  18. 84
  19. 66
  20. 55
  21. 50
  22. 14
  23. 41
  24. 50
  25. 85
  26. 73
  27. 78
  28. 65
  29. 10
  30. 54
  31. 61
  32. 72
  33. 23
  34. 90
  35. 34
  36. 35
  37. 16
  38. 30
  39. 95
  40. 17

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