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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 697 · 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 120 is 18?
  2. 2.280 is what percent of 400?
  3. 3.?% of 120 = 60
  4. 4.What percent of 400 is 348?
  5. 5.10 is what percent of 200?
  6. 6.19 is what percent of 25?
  7. 7.?% of 400 = 208
  8. 8.72 is what percent of 120?
  9. 9.?% of 40 = 26
  10. 10.What percent of 400 is 180?
  11. 11.What percent of 250 is 135?
  12. 12.?% of 40 = 14
  13. 13.8 is what percent of 25?
  14. 14.48 is what percent of 80?
  15. 15.96 is what percent of 120?
  16. 16.What percent of 20 is 1?
  17. 17.415 is what percent of 500?
  18. 18.?% of 50 = 12
  19. 19.What percent of 300 is 270?
  20. 20.?% of 60 = 33
  21. 21.?% of 40 = 8
  22. 22.54 is what percent of 60?
  23. 23.?% of 80 = 60
  24. 24.?% of 500 = 245
  25. 25.What percent of 20 is 15?
  26. 26.11 is what percent of 20?
  27. 27.?% of 25 = 19
  28. 28.6 is what percent of 60?
  29. 29.240 is what percent of 500?
  30. 30.?% of 80 = 52
  31. 31.?% of 300 = 168
  32. 32.13 is what percent of 20?
  33. 33.What percent of 80 is 8?
  34. 34.171 is what percent of 300?
  35. 35.54 is what percent of 200?
  36. 36.What percent of 40 is 24?
  37. 37.What percent of 40 is 30?
  38. 38.What percent of 60 is 30?
  39. 39.What percent of 500 is 365?
  40. 40.110 is what percent of 250?

Answer key

  1. 15
  2. 70
  3. 50
  4. 87
  5. 5
  6. 76
  7. 52
  8. 60
  9. 65
  10. 45
  11. 54
  12. 35
  13. 32
  14. 60
  15. 80
  16. 5
  17. 83
  18. 24
  19. 90
  20. 55
  21. 20
  22. 90
  23. 75
  24. 49
  25. 75
  26. 55
  27. 76
  28. 10
  29. 48
  30. 65
  31. 56
  32. 65
  33. 10
  34. 57
  35. 27
  36. 60
  37. 75
  38. 50
  39. 73
  40. 44

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