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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 221 · 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.What percent of 150 is 117?
  2. 2.?% of 60 = 24
  3. 3.What percent of 60 is 57?
  4. 4.What percent of 80 is 48?
  5. 5.What percent of 200 is 186?
  6. 6.108 is what percent of 400?
  7. 7.?% of 400 = 328
  8. 8.225 is what percent of 250?
  9. 9.What percent of 20 is 2?
  10. 10.45 is what percent of 50?
  11. 11.What percent of 250 is 170?
  12. 12.What percent of 80 is 72?
  13. 13.?% of 80 = 24
  14. 14.What percent of 60 is 39?
  15. 15.?% of 250 = 220
  16. 16.120 is what percent of 150?
  17. 17.114 is what percent of 120?
  18. 18.10 is what percent of 25?
  19. 19.What percent of 40 is 8?
  20. 20.72 is what percent of 150?
  21. 21.?% of 300 = 66
  22. 22.What percent of 80 is 20?
  23. 23.What percent of 50 is 29?
  24. 24.48 is what percent of 80?
  25. 25.6 is what percent of 20?
  26. 26.18 is what percent of 120?
  27. 27.What percent of 50 is 28?
  28. 28.What percent of 20 is 14?
  29. 29.?% of 300 = 129
  30. 30.?% of 80 = 56
  31. 31.6 is what percent of 120?
  32. 32.?% of 40 = 20
  33. 33.What percent of 200 is 26?
  34. 34.What percent of 150 is 132?
  35. 35.120 is what percent of 400?
  36. 36.What percent of 150 is 15?
  37. 37.435 is what percent of 500?
  38. 38.What percent of 300 is 261?
  39. 39.?% of 200 = 44
  40. 40.What percent of 400 is 220?

Answer key

  1. 78
  2. 40
  3. 95
  4. 60
  5. 93
  6. 27
  7. 82
  8. 90
  9. 10
  10. 90
  11. 68
  12. 90
  13. 30
  14. 65
  15. 88
  16. 80
  17. 95
  18. 40
  19. 20
  20. 48
  21. 22
  22. 25
  23. 58
  24. 60
  25. 30
  26. 15
  27. 56
  28. 70
  29. 43
  30. 70
  31. 5
  32. 50
  33. 13
  34. 88
  35. 30
  36. 10
  37. 87
  38. 87
  39. 22
  40. 55

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