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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 579 · 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 250 = 80
  2. 2.What percent of 150 is 135?
  3. 3.What percent of 60 is 30?
  4. 4.38 is what percent of 50?
  5. 5.?% of 40 = 22
  6. 6.?% of 50 = 31
  7. 7.What percent of 120 is 66?
  8. 8.What percent of 80 is 48?
  9. 9.27 is what percent of 60?
  10. 10.?% of 20 = 5
  11. 11.212 is what percent of 400?
  12. 12.57 is what percent of 60?
  13. 13.114 is what percent of 120?
  14. 14.162 is what percent of 200?
  15. 15.44 is what percent of 200?
  16. 16.What percent of 120 is 6?
  17. 17.16 is what percent of 40?
  18. 18.What percent of 250 is 55?
  19. 19.?% of 25 = 3
  20. 20.15 is what percent of 150?
  21. 21.?% of 120 = 30
  22. 22.What percent of 50 is 14?
  23. 23.What percent of 500 is 30?
  24. 24.What percent of 25 is 21?
  25. 25.7 is what percent of 50?
  26. 26.19 is what percent of 50?
  27. 27.19 is what percent of 20?
  28. 28.150 is what percent of 300?
  29. 29.?% of 250 = 210
  30. 30.What percent of 500 is 305?
  31. 31.?% of 300 = 162
  32. 32.36 is what percent of 80?
  33. 33.What percent of 300 is 147?
  34. 34.?% of 25 = 16
  35. 35.What percent of 25 is 22?
  36. 36.?% of 20 = 16
  37. 37.117 is what percent of 150?
  38. 38.What percent of 200 is 12?
  39. 39.What percent of 250 is 140?
  40. 40.What percent of 500 is 255?

Answer key

  1. 32
  2. 90
  3. 50
  4. 76
  5. 55
  6. 62
  7. 55
  8. 60
  9. 45
  10. 25
  11. 53
  12. 95
  13. 95
  14. 81
  15. 22
  16. 5
  17. 40
  18. 22
  19. 12
  20. 10
  21. 25
  22. 28
  23. 6
  24. 84
  25. 14
  26. 38
  27. 95
  28. 50
  29. 84
  30. 61
  31. 54
  32. 45
  33. 49
  34. 64
  35. 88
  36. 80
  37. 78
  38. 6
  39. 56
  40. 51

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