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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 493 · 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 500 is 390?
  2. 2.?% of 120 = 18
  3. 3.What percent of 20 is 18?
  4. 4.?% of 20 = 19
  5. 5.What percent of 20 is 16?
  6. 6.288 is what percent of 400?
  7. 7.What percent of 20 is 6?
  8. 8.?% of 80 = 24
  9. 9.55 is what percent of 250?
  10. 10.What percent of 200 is 38?
  11. 11.What percent of 500 is 310?
  12. 12.?% of 60 = 39
  13. 13.What percent of 150 is 114?
  14. 14.?% of 25 = 19
  15. 15.22 is what percent of 40?
  16. 16.5 is what percent of 20?
  17. 17.13 is what percent of 20?
  18. 18.What percent of 150 is 111?
  19. 19.?% of 20 = 7
  20. 20.What percent of 250 is 225?
  21. 21.10 is what percent of 50?
  22. 22.7 is what percent of 50?
  23. 23.41 is what percent of 50?
  24. 24.26 is what percent of 40?
  25. 25.372 is what percent of 400?
  26. 26.2 is what percent of 40?
  27. 27.?% of 80 = 20
  28. 28.What percent of 300 is 240?
  29. 29.6 is what percent of 120?
  30. 30.What percent of 40 is 38?
  31. 31.?% of 400 = 204
  32. 32.?% of 120 = 90
  33. 33.?% of 40 = 26
  34. 34.?% of 40 = 2
  35. 35.?% of 50 = 29
  36. 36.?% of 40 = 28
  37. 37.?% of 20 = 9
  38. 38.?% of 25 = 14
  39. 39.What percent of 250 is 135?
  40. 40.What percent of 200 is 28?

Answer key

  1. 78
  2. 15
  3. 90
  4. 95
  5. 80
  6. 72
  7. 30
  8. 30
  9. 22
  10. 19
  11. 62
  12. 65
  13. 76
  14. 76
  15. 55
  16. 25
  17. 65
  18. 74
  19. 35
  20. 90
  21. 20
  22. 14
  23. 82
  24. 65
  25. 93
  26. 5
  27. 25
  28. 80
  29. 5
  30. 95
  31. 51
  32. 75
  33. 65
  34. 5
  35. 58
  36. 70
  37. 45
  38. 56
  39. 54
  40. 14

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