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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 443 · 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. 1.28 is what percent of 80?
  2. 2.?% of 300 = 45
  3. 3.440 is what percent of 500?
  4. 4.What percent of 50 is 24?
  5. 5.?% of 150 = 108
  6. 6.What percent of 500 is 460?
  7. 7.?% of 80 = 16
  8. 8.21 is what percent of 60?
  9. 9.What percent of 60 is 30?
  10. 10.What percent of 80 is 32?
  11. 11.What percent of 25 is 2?
  12. 12.?% of 25 = 16
  13. 13.?% of 60 = 15
  14. 14.What percent of 300 is 210?
  15. 15.What percent of 25 is 16?
  16. 16.76 is what percent of 80?
  17. 17.?% of 20 = 12
  18. 18.13 is what percent of 20?
  19. 19.39 is what percent of 60?
  20. 20.What percent of 50 is 25?
  21. 21.165 is what percent of 500?
  22. 22.264 is what percent of 300?
  23. 23.?% of 40 = 32
  24. 24.30 is what percent of 200?
  25. 25.What percent of 120 is 60?
  26. 26.60 is what percent of 80?
  27. 27.What percent of 300 is 249?
  28. 28.16 is what percent of 200?
  29. 29.5 is what percent of 20?
  30. 30.What percent of 400 is 376?
  31. 31.?% of 25 = 6
  32. 32.?% of 50 = 24
  33. 33.96 is what percent of 120?
  34. 34.?% of 60 = 6
  35. 35.?% of 150 = 12
  36. 36.What percent of 150 is 21?
  37. 37.What percent of 250 is 200?
  38. 38.?% of 25 = 7
  39. 39.?% of 500 = 240
  40. 40.2 is what percent of 20?

Answer key

  1. 35
  2. 15
  3. 88
  4. 48
  5. 72
  6. 92
  7. 20
  8. 35
  9. 50
  10. 40
  11. 8
  12. 64
  13. 25
  14. 70
  15. 64
  16. 95
  17. 60
  18. 65
  19. 65
  20. 50
  21. 33
  22. 88
  23. 80
  24. 15
  25. 50
  26. 75
  27. 83
  28. 8
  29. 25
  30. 94
  31. 24
  32. 48
  33. 80
  34. 10
  35. 8
  36. 14
  37. 80
  38. 28
  39. 48
  40. 10

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