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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 136 · 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. 1.45 is what percent of 60?
  2. 2.?% of 60 = 18
  3. 3.?% of 120 = 30
  4. 4.?% of 25 = 13
  5. 5.?% of 60 = 42
  6. 6.What percent of 80 is 4?
  7. 7.What percent of 50 is 19?
  8. 8.16 is what percent of 50?
  9. 9.What percent of 20 is 9?
  10. 10.15 is what percent of 250?
  11. 11.?% of 50 = 40
  12. 12.What percent of 300 is 117?
  13. 13.?% of 150 = 51
  14. 14.?% of 60 = 45
  15. 15.What percent of 20 is 11?
  16. 16.What percent of 300 is 204?
  17. 17.?% of 200 = 28
  18. 18.20 is what percent of 40?
  19. 19.What percent of 500 is 440?
  20. 20.What percent of 40 is 36?
  21. 21.?% of 500 = 475
  22. 22.160 is what percent of 400?
  23. 23.450 is what percent of 500?
  24. 24.?% of 80 = 52
  25. 25.78 is what percent of 150?
  26. 26.?% of 500 = 135
  27. 27.What percent of 150 is 72?
  28. 28.?% of 50 = 12
  29. 29.What percent of 250 is 100?
  30. 30.?% of 200 = 158
  31. 31.?% of 80 = 60
  32. 32.?% of 40 = 10
  33. 33.?% of 400 = 44
  34. 34.What percent of 250 is 220?
  35. 35.What percent of 20 is 15?
  36. 36.What percent of 50 is 11?
  37. 37.What percent of 150 is 9?
  38. 38.12 is what percent of 20?
  39. 39.72 is what percent of 300?
  40. 40.What percent of 250 is 135?

Answer key

  1. 75
  2. 30
  3. 25
  4. 52
  5. 70
  6. 5
  7. 38
  8. 32
  9. 45
  10. 6
  11. 80
  12. 39
  13. 34
  14. 75
  15. 55
  16. 68
  17. 14
  18. 50
  19. 88
  20. 90
  21. 95
  22. 40
  23. 90
  24. 65
  25. 52
  26. 27
  27. 48
  28. 24
  29. 40
  30. 79
  31. 75
  32. 25
  33. 11
  34. 88
  35. 75
  36. 22
  37. 6
  38. 60
  39. 24
  40. 54

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