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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 759 · 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.?% of 20 = 14
  2. 2.?% of 500 = 200
  3. 3.What percent of 25 is 15?
  4. 4.5 is what percent of 50?
  5. 5.What percent of 400 is 104?
  6. 6.What percent of 300 is 48?
  7. 7.135 is what percent of 250?
  8. 8.?% of 60 = 57
  9. 9.?% of 80 = 60
  10. 10.What percent of 500 is 385?
  11. 11.8 is what percent of 25?
  12. 12.?% of 40 = 16
  13. 13.What percent of 80 is 60?
  14. 14.?% of 300 = 39
  15. 15.What percent of 120 is 108?
  16. 16.2 is what percent of 20?
  17. 17.180 is what percent of 500?
  18. 18.?% of 20 = 4
  19. 19.?% of 150 = 96
  20. 20.?% of 150 = 84
  21. 21.What percent of 25 is 8?
  22. 22.What percent of 50 is 4?
  23. 23.What percent of 500 is 345?
  24. 24.?% of 60 = 24
  25. 25.46 is what percent of 50?
  26. 26.112 is what percent of 400?
  27. 27.?% of 20 = 18
  28. 28.?% of 250 = 65
  29. 29.What percent of 250 is 140?
  30. 30.18 is what percent of 40?
  31. 31.?% of 500 = 410
  32. 32.?% of 80 = 44
  33. 33.What percent of 40 is 36?
  34. 34.?% of 25 = 22
  35. 35.26 is what percent of 40?
  36. 36.?% of 400 = 192
  37. 37.?% of 250 = 220
  38. 38.184 is what percent of 400?
  39. 39.93 is what percent of 150?
  40. 40.24 is what percent of 40?

Answer key

  1. 70
  2. 40
  3. 60
  4. 10
  5. 26
  6. 16
  7. 54
  8. 95
  9. 75
  10. 77
  11. 32
  12. 40
  13. 75
  14. 13
  15. 90
  16. 10
  17. 36
  18. 20
  19. 64
  20. 56
  21. 32
  22. 8
  23. 69
  24. 40
  25. 92
  26. 28
  27. 90
  28. 26
  29. 56
  30. 45
  31. 82
  32. 55
  33. 90
  34. 88
  35. 65
  36. 48
  37. 88
  38. 46
  39. 62
  40. 60

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