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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 475 · 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. 1.30 is what percent of 120?
  2. 2.?% of 300 = 252
  3. 3.?% of 250 = 115
  4. 4.?% of 400 = 48
  5. 5.18 is what percent of 25?
  6. 6.What percent of 50 is 16?
  7. 7.What percent of 40 is 12?
  8. 8.82 is what percent of 200?
  9. 9.5 is what percent of 20?
  10. 10.What percent of 60 is 51?
  11. 11.352 is what percent of 400?
  12. 12.What percent of 80 is 20?
  13. 13.What percent of 200 is 108?
  14. 14.?% of 40 = 2
  15. 15.?% of 120 = 24
  16. 16.36 is what percent of 80?
  17. 17.What percent of 200 is 170?
  18. 18.What percent of 60 is 18?
  19. 19.?% of 500 = 320
  20. 20.270 is what percent of 500?
  21. 21.?% of 200 = 78
  22. 22.52 is what percent of 80?
  23. 23.9 is what percent of 60?
  24. 24.14 is what percent of 20?
  25. 25.300 is what percent of 500?
  26. 26.What percent of 25 is 3?
  27. 27.?% of 120 = 72
  28. 28.?% of 300 = 117
  29. 29.What percent of 500 is 190?
  30. 30.What percent of 40 is 38?
  31. 31.260 is what percent of 400?
  32. 32.What percent of 60 is 45?
  33. 33.?% of 50 = 32
  34. 34.35 is what percent of 50?
  35. 35.What percent of 150 is 105?
  36. 36.?% of 25 = 2
  37. 37.What percent of 200 is 90?
  38. 38.124 is what percent of 400?
  39. 39.What percent of 80 is 48?
  40. 40.What percent of 50 is 32?

Answer key

  1. 25
  2. 84
  3. 46
  4. 12
  5. 72
  6. 32
  7. 30
  8. 41
  9. 25
  10. 85
  11. 88
  12. 25
  13. 54
  14. 5
  15. 20
  16. 45
  17. 85
  18. 30
  19. 64
  20. 54
  21. 39
  22. 65
  23. 15
  24. 70
  25. 60
  26. 12
  27. 60
  28. 39
  29. 38
  30. 95
  31. 65
  32. 75
  33. 64
  34. 70
  35. 70
  36. 8
  37. 45
  38. 31
  39. 60
  40. 64

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