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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 936 · 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 60 = 39
  2. 2.445 is what percent of 500?
  3. 3.36 is what percent of 80?
  4. 4.What percent of 150 is 9?
  5. 5.?% of 20 = 2
  6. 6.What percent of 20 is 1?
  7. 7.What percent of 120 is 24?
  8. 8.60 is what percent of 80?
  9. 9.?% of 25 = 19
  10. 10.11 is what percent of 25?
  11. 11.?% of 400 = 112
  12. 12.12 is what percent of 50?
  13. 13.?% of 80 = 68
  14. 14.6 is what percent of 20?
  15. 15.21 is what percent of 50?
  16. 16.What percent of 200 is 70?
  17. 17.?% of 80 = 72
  18. 18.What percent of 40 is 28?
  19. 19.What percent of 250 is 220?
  20. 20.?% of 500 = 410
  21. 21.What percent of 25 is 23?
  22. 22.68 is what percent of 80?
  23. 23.What percent of 150 is 63?
  24. 24.8 is what percent of 80?
  25. 25.?% of 300 = 24
  26. 26.What percent of 300 is 204?
  27. 27.42 is what percent of 120?
  28. 28.What percent of 120 is 102?
  29. 29.What percent of 300 is 60?
  30. 30.52 is what percent of 80?
  31. 31.What percent of 200 is 32?
  32. 32.72 is what percent of 300?
  33. 33.What percent of 20 is 14?
  34. 34.What percent of 250 is 200?
  35. 35.33 is what percent of 60?
  36. 36.164 is what percent of 200?
  37. 37.4 is what percent of 25?
  38. 38.What percent of 80 is 72?
  39. 39.?% of 50 = 6
  40. 40.?% of 20 = 14

Answer key

  1. 65
  2. 89
  3. 45
  4. 6
  5. 10
  6. 5
  7. 20
  8. 75
  9. 76
  10. 44
  11. 28
  12. 24
  13. 85
  14. 30
  15. 42
  16. 35
  17. 90
  18. 70
  19. 88
  20. 82
  21. 92
  22. 85
  23. 42
  24. 10
  25. 8
  26. 68
  27. 35
  28. 85
  29. 20
  30. 65
  31. 16
  32. 24
  33. 70
  34. 80
  35. 55
  36. 82
  37. 16
  38. 90
  39. 12
  40. 70

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