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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 317 · 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 39?
  2. 2.?% of 400 = 268
  3. 3.4 is what percent of 80?
  4. 4.What percent of 80 is 20?
  5. 5.45 is what percent of 150?
  6. 6.?% of 400 = 136
  7. 7.?% of 20 = 12
  8. 8.?% of 80 = 20
  9. 9.?% of 500 = 75
  10. 10.186 is what percent of 300?
  11. 11.30 is what percent of 150?
  12. 12.12 is what percent of 40?
  13. 13.What percent of 120 is 12?
  14. 14.?% of 50 = 11
  15. 15.What percent of 20 is 14?
  16. 16.What percent of 300 is 273?
  17. 17.What percent of 20 is 7?
  18. 18.?% of 50 = 33
  19. 19.What percent of 250 is 110?
  20. 20.What percent of 60 is 36?
  21. 21.?% of 250 = 220
  22. 22.What percent of 20 is 2?
  23. 23.256 is what percent of 400?
  24. 24.?% of 400 = 152
  25. 25.?% of 50 = 44
  26. 26.?% of 50 = 13
  27. 27.What percent of 300 is 213?
  28. 28.?% of 20 = 8
  29. 29.?% of 40 = 8
  30. 30.25 is what percent of 250?
  31. 31.273 is what percent of 300?
  32. 32.24 is what percent of 80?
  33. 33.54 is what percent of 300?
  34. 34.?% of 40 = 26
  35. 35.What percent of 25 is 21?
  36. 36.?% of 120 = 96
  37. 37.?% of 20 = 19
  38. 38.130 is what percent of 500?
  39. 39.50 is what percent of 250?
  40. 40.85 is what percent of 250?

Answer key

  1. 26
  2. 67
  3. 5
  4. 25
  5. 30
  6. 34
  7. 60
  8. 25
  9. 15
  10. 62
  11. 20
  12. 30
  13. 10
  14. 22
  15. 70
  16. 91
  17. 35
  18. 66
  19. 44
  20. 60
  21. 88
  22. 10
  23. 64
  24. 38
  25. 88
  26. 26
  27. 71
  28. 40
  29. 20
  30. 10
  31. 91
  32. 30
  33. 18
  34. 65
  35. 84
  36. 80
  37. 95
  38. 26
  39. 20
  40. 34

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