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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 199 · 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. 1.33 is what percent of 150?
  2. 2.What percent of 200 is 78?
  3. 3.?% of 25 = 21
  4. 4.?% of 500 = 440
  5. 5.What percent of 80 is 68?
  6. 6.What percent of 120 is 96?
  7. 7.?% of 20 = 13
  8. 8.87 is what percent of 150?
  9. 9.What percent of 250 is 140?
  10. 10.11 is what percent of 20?
  11. 11.What percent of 40 is 22?
  12. 12.What percent of 40 is 12?
  13. 13.?% of 120 = 6
  14. 14.What percent of 200 is 184?
  15. 15.?% of 20 = 12
  16. 16.What percent of 120 is 102?
  17. 17.?% of 500 = 400
  18. 18.What percent of 400 is 100?
  19. 19.30 is what percent of 200?
  20. 20.?% of 80 = 28
  21. 21.?% of 500 = 230
  22. 22.What percent of 200 is 66?
  23. 23.What percent of 200 is 68?
  24. 24.6 is what percent of 60?
  25. 25.?% of 200 = 40
  26. 26.95 is what percent of 250?
  27. 27.What percent of 300 is 171?
  28. 28.?% of 250 = 175
  29. 29.28 is what percent of 40?
  30. 30.?% of 25 = 18
  31. 31.What percent of 20 is 7?
  32. 32.?% of 250 = 55
  33. 33.?% of 25 = 22
  34. 34.14 is what percent of 20?
  35. 35.26 is what percent of 40?
  36. 36.?% of 50 = 8
  37. 37.36 is what percent of 120?
  38. 38.72 is what percent of 400?
  39. 39.10 is what percent of 20?
  40. 40.42 is what percent of 200?

Answer key

  1. 22
  2. 39
  3. 84
  4. 88
  5. 85
  6. 80
  7. 65
  8. 58
  9. 56
  10. 55
  11. 55
  12. 30
  13. 5
  14. 92
  15. 60
  16. 85
  17. 80
  18. 25
  19. 15
  20. 35
  21. 46
  22. 33
  23. 34
  24. 10
  25. 20
  26. 38
  27. 57
  28. 70
  29. 70
  30. 72
  31. 35
  32. 22
  33. 88
  34. 70
  35. 65
  36. 16
  37. 30
  38. 18
  39. 50
  40. 21

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