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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 23 · 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. 1.12 is what percent of 80?
  2. 2.?% of 300 = 57
  3. 3.?% of 500 = 50
  4. 4.What percent of 40 is 20?
  5. 5.?% of 150 = 84
  6. 6.What percent of 80 is 8?
  7. 7.What percent of 60 is 48?
  8. 8.What percent of 60 is 9?
  9. 9.6 is what percent of 40?
  10. 10.?% of 500 = 55
  11. 11.14 is what percent of 50?
  12. 12.?% of 120 = 96
  13. 13.What percent of 40 is 14?
  14. 14.?% of 25 = 15
  15. 15.What percent of 60 is 54?
  16. 16.What percent of 250 is 205?
  17. 17.?% of 50 = 44
  18. 18.?% of 500 = 40
  19. 19.19 is what percent of 25?
  20. 20.?% of 40 = 30
  21. 21.?% of 20 = 10
  22. 22.What percent of 80 is 36?
  23. 23.?% of 500 = 300
  24. 24.What percent of 150 is 30?
  25. 25.What percent of 250 is 80?
  26. 26.38 is what percent of 40?
  27. 27.What percent of 40 is 2?
  28. 28.455 is what percent of 500?
  29. 29.?% of 400 = 188
  30. 30.What percent of 20 is 2?
  31. 31.What percent of 80 is 52?
  32. 32.What percent of 500 is 320?
  33. 33.?% of 200 = 14
  34. 34.?% of 60 = 30
  35. 35.What percent of 40 is 32?
  36. 36.?% of 120 = 90
  37. 37.?% of 200 = 140
  38. 38.What percent of 40 is 18?
  39. 39.?% of 25 = 22
  40. 40.6 is what percent of 60?

Answer key

  1. 15
  2. 19
  3. 10
  4. 50
  5. 56
  6. 10
  7. 80
  8. 15
  9. 15
  10. 11
  11. 28
  12. 80
  13. 35
  14. 60
  15. 90
  16. 82
  17. 88
  18. 8
  19. 76
  20. 75
  21. 50
  22. 45
  23. 60
  24. 20
  25. 32
  26. 95
  27. 5
  28. 91
  29. 47
  30. 10
  31. 65
  32. 64
  33. 7
  34. 50
  35. 80
  36. 75
  37. 70
  38. 45
  39. 88
  40. 10

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