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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 647 · 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 80 is 8?
  2. 2.126 is what percent of 150?
  3. 3.What percent of 40 is 32?
  4. 4.84 is what percent of 120?
  5. 5.What percent of 500 is 45?
  6. 6.10 is what percent of 25?
  7. 7.48 is what percent of 80?
  8. 8.?% of 20 = 4
  9. 9.What percent of 40 is 10?
  10. 10.?% of 150 = 12
  11. 11.?% of 40 = 26
  12. 12.What percent of 60 is 36?
  13. 13.What percent of 150 is 90?
  14. 14.12 is what percent of 25?
  15. 15.?% of 80 = 64
  16. 16.What percent of 50 is 37?
  17. 17.?% of 120 = 66
  18. 18.What percent of 200 is 28?
  19. 19.What percent of 400 is 264?
  20. 20.38 is what percent of 40?
  21. 21.117 is what percent of 150?
  22. 22.?% of 60 = 12
  23. 23.What percent of 150 is 93?
  24. 24.?% of 150 = 30
  25. 25.?% of 40 = 18
  26. 26.?% of 300 = 51
  27. 27.?% of 80 = 68
  28. 28.8 is what percent of 40?
  29. 29.?% of 400 = 84
  30. 30.237 is what percent of 300?
  31. 31.?% of 400 = 280
  32. 32.9 is what percent of 150?
  33. 33.?% of 500 = 70
  34. 34.What percent of 300 is 51?
  35. 35.What percent of 150 is 117?
  36. 36.What percent of 50 is 6?
  37. 37.?% of 25 = 9
  38. 38.What percent of 25 is 2?
  39. 39.?% of 80 = 36
  40. 40.What percent of 40 is 14?

Answer key

  1. 10
  2. 84
  3. 80
  4. 70
  5. 9
  6. 40
  7. 60
  8. 20
  9. 25
  10. 8
  11. 65
  12. 60
  13. 60
  14. 48
  15. 80
  16. 74
  17. 55
  18. 14
  19. 66
  20. 95
  21. 78
  22. 20
  23. 62
  24. 20
  25. 45
  26. 17
  27. 85
  28. 20
  29. 21
  30. 79
  31. 70
  32. 6
  33. 14
  34. 17
  35. 78
  36. 12
  37. 36
  38. 8
  39. 45
  40. 35

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