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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 340 · 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. 1.34 is what percent of 40?
  2. 2.What percent of 50 is 38?
  3. 3.What percent of 80 is 8?
  4. 4.15 is what percent of 25?
  5. 5.What percent of 500 is 200?
  6. 6.What percent of 80 is 56?
  7. 7.What percent of 120 is 60?
  8. 8.What percent of 400 is 136?
  9. 9.What percent of 25 is 12?
  10. 10.What percent of 60 is 30?
  11. 11.What percent of 300 is 51?
  12. 12.?% of 500 = 45
  13. 13.What percent of 50 is 21?
  14. 14.What percent of 20 is 16?
  15. 15.?% of 250 = 35
  16. 16.What percent of 250 is 155?
  17. 17.What percent of 500 is 405?
  18. 18.?% of 120 = 102
  19. 19.What percent of 120 is 30?
  20. 20.What percent of 60 is 45?
  21. 21.117 is what percent of 150?
  22. 22.12 is what percent of 50?
  23. 23.What percent of 25 is 21?
  24. 24.What percent of 500 is 70?
  25. 25.8 is what percent of 80?
  26. 26.What percent of 50 is 20?
  27. 27.What percent of 500 is 360?
  28. 28.?% of 400 = 176
  29. 29.?% of 60 = 12
  30. 30.What percent of 50 is 45?
  31. 31.?% of 200 = 132
  32. 32.?% of 300 = 186
  33. 33.125 is what percent of 250?
  34. 34.?% of 120 = 42
  35. 35.What percent of 50 is 11?
  36. 36.What percent of 300 is 177?
  37. 37.What percent of 200 is 176?
  38. 38.What percent of 300 is 39?
  39. 39.?% of 25 = 17
  40. 40.11 is what percent of 20?

Answer key

  1. 85
  2. 76
  3. 10
  4. 60
  5. 40
  6. 70
  7. 50
  8. 34
  9. 48
  10. 50
  11. 17
  12. 9
  13. 42
  14. 80
  15. 14
  16. 62
  17. 81
  18. 85
  19. 25
  20. 75
  21. 78
  22. 24
  23. 84
  24. 14
  25. 10
  26. 40
  27. 72
  28. 44
  29. 20
  30. 90
  31. 66
  32. 62
  33. 50
  34. 35
  35. 22
  36. 59
  37. 88
  38. 13
  39. 68
  40. 55

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