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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 523 · 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. 1.50 is what percent of 250?
  2. 2.324 is what percent of 400?
  3. 3.?% of 80 = 40
  4. 4.What percent of 500 is 75?
  5. 5.What percent of 150 is 111?
  6. 6.?% of 25 = 11
  7. 7.102 is what percent of 300?
  8. 8.?% of 300 = 36
  9. 9.What percent of 200 is 130?
  10. 10.What percent of 60 is 39?
  11. 11.?% of 500 = 155
  12. 12.?% of 80 = 60
  13. 13.What percent of 500 is 380?
  14. 14.What percent of 50 is 25?
  15. 15.What percent of 60 is 21?
  16. 16.?% of 25 = 22
  17. 17.28 is what percent of 200?
  18. 18.195 is what percent of 300?
  19. 19.370 is what percent of 500?
  20. 20.8 is what percent of 40?
  21. 21.21 is what percent of 150?
  22. 22.58 is what percent of 200?
  23. 23.?% of 150 = 15
  24. 24.207 is what percent of 300?
  25. 25.What percent of 200 is 62?
  26. 26.?% of 150 = 51
  27. 27.8 is what percent of 20?
  28. 28.14 is what percent of 20?
  29. 29.?% of 80 = 68
  30. 30.What percent of 500 is 205?
  31. 31.What percent of 150 is 132?
  32. 32.What percent of 50 is 15?
  33. 33.?% of 500 = 465
  34. 34.What percent of 400 is 368?
  35. 35.10 is what percent of 50?
  36. 36.?% of 25 = 14
  37. 37.What percent of 20 is 10?
  38. 38.?% of 50 = 27
  39. 39.?% of 40 = 2
  40. 40.?% of 40 = 18

Answer key

  1. 20
  2. 81
  3. 50
  4. 15
  5. 74
  6. 44
  7. 34
  8. 12
  9. 65
  10. 65
  11. 31
  12. 75
  13. 76
  14. 50
  15. 35
  16. 88
  17. 14
  18. 65
  19. 74
  20. 20
  21. 14
  22. 29
  23. 10
  24. 69
  25. 31
  26. 34
  27. 40
  28. 70
  29. 85
  30. 41
  31. 88
  32. 30
  33. 93
  34. 92
  35. 20
  36. 56
  37. 50
  38. 54
  39. 5
  40. 45

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