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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 437 · 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 25 is 4?
  2. 2.?% of 60 = 48
  3. 3.1 is what percent of 20?
  4. 4.?% of 20 = 2
  5. 5.?% of 250 = 35
  6. 6.What percent of 120 is 12?
  7. 7.What percent of 250 is 215?
  8. 8.24 is what percent of 80?
  9. 9.10 is what percent of 40?
  10. 10.What percent of 50 is 19?
  11. 11.What percent of 80 is 4?
  12. 12.?% of 200 = 54
  13. 13.12 is what percent of 60?
  14. 14.?% of 80 = 44
  15. 15.?% of 150 = 114
  16. 16.What percent of 400 is 236?
  17. 17.?% of 80 = 20
  18. 18.36 is what percent of 40?
  19. 19.?% of 50 = 8
  20. 20.What percent of 250 is 20?
  21. 21.What percent of 25 is 12?
  22. 22.What percent of 500 is 170?
  23. 23.What percent of 40 is 12?
  24. 24.18 is what percent of 120?
  25. 25.?% of 40 = 22
  26. 26.?% of 120 = 6
  27. 27.?% of 25 = 5
  28. 28.What percent of 25 is 13?
  29. 29.What percent of 400 is 328?
  30. 30.?% of 25 = 7
  31. 31.What percent of 300 is 162?
  32. 32.30 is what percent of 150?
  33. 33.34 is what percent of 40?
  34. 34.?% of 80 = 68
  35. 35.What percent of 500 is 180?
  36. 36.8 is what percent of 40?
  37. 37.?% of 60 = 57
  38. 38.?% of 400 = 44
  39. 39.26 is what percent of 50?
  40. 40.320 is what percent of 400?

Answer key

  1. 16
  2. 80
  3. 5
  4. 10
  5. 14
  6. 10
  7. 86
  8. 30
  9. 25
  10. 38
  11. 5
  12. 27
  13. 20
  14. 55
  15. 76
  16. 59
  17. 25
  18. 90
  19. 16
  20. 8
  21. 48
  22. 34
  23. 30
  24. 15
  25. 55
  26. 5
  27. 20
  28. 52
  29. 82
  30. 28
  31. 54
  32. 20
  33. 85
  34. 85
  35. 36
  36. 20
  37. 95
  38. 11
  39. 52
  40. 80

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