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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 174 · 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 300 is 162?
  2. 2.What percent of 500 is 455?
  3. 3.What percent of 20 is 9?
  4. 4.?% of 80 = 20
  5. 5.?% of 40 = 26
  6. 6.?% of 500 = 380
  7. 7.What percent of 50 is 16?
  8. 8.?% of 50 = 31
  9. 9.What percent of 250 is 60?
  10. 10.?% of 25 = 17
  11. 11.?% of 300 = 150
  12. 12.What percent of 300 is 231?
  13. 13.?% of 400 = 52
  14. 14.What percent of 400 is 128?
  15. 15.What percent of 20 is 14?
  16. 16.?% of 50 = 19
  17. 17.?% of 25 = 20
  18. 18.What percent of 40 is 34?
  19. 19.376 is what percent of 400?
  20. 20.What percent of 40 is 4?
  21. 21.86 is what percent of 200?
  22. 22.What percent of 200 is 66?
  23. 23.56 is what percent of 400?
  24. 24.?% of 20 = 4
  25. 25.?% of 400 = 124
  26. 26.235 is what percent of 500?
  27. 27.6 is what percent of 20?
  28. 28.?% of 40 = 12
  29. 29.What percent of 250 is 75?
  30. 30.What percent of 400 is 360?
  31. 31.?% of 300 = 234
  32. 32.30 is what percent of 40?
  33. 33.What percent of 40 is 30?
  34. 34.405 is what percent of 500?
  35. 35.?% of 120 = 108
  36. 36.What percent of 25 is 22?
  37. 37.5 is what percent of 20?
  38. 38.What percent of 50 is 13?
  39. 39.20 is what percent of 40?
  40. 40.What percent of 150 is 117?

Answer key

  1. 54
  2. 91
  3. 45
  4. 25
  5. 65
  6. 76
  7. 32
  8. 62
  9. 24
  10. 68
  11. 50
  12. 77
  13. 13
  14. 32
  15. 70
  16. 38
  17. 80
  18. 85
  19. 94
  20. 10
  21. 43
  22. 33
  23. 14
  24. 20
  25. 31
  26. 47
  27. 30
  28. 30
  29. 30
  30. 90
  31. 78
  32. 75
  33. 75
  34. 81
  35. 90
  36. 88
  37. 25
  38. 26
  39. 50
  40. 78

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