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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 642 · 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 400 = 104
  2. 2.What percent of 400 is 264?
  3. 3.?% of 50 = 26
  4. 4.?% of 60 = 18
  5. 5.16 is what percent of 80?
  6. 6.What percent of 400 is 380?
  7. 7.What percent of 40 is 24?
  8. 8.?% of 25 = 9
  9. 9.What percent of 120 is 36?
  10. 10.23 is what percent of 50?
  11. 11.1 is what percent of 20?
  12. 12.230 is what percent of 250?
  13. 13.?% of 500 = 155
  14. 14.30 is what percent of 120?
  15. 15.What percent of 500 is 245?
  16. 16.?% of 25 = 22
  17. 17.?% of 60 = 21
  18. 18.8 is what percent of 50?
  19. 19.?% of 120 = 42
  20. 20.What percent of 50 is 38?
  21. 21.What percent of 25 is 14?
  22. 22.What percent of 500 is 430?
  23. 23.?% of 20 = 14
  24. 24.What percent of 20 is 8?
  25. 25.What percent of 50 is 26?
  26. 26.6 is what percent of 25?
  27. 27.What percent of 40 is 10?
  28. 28.?% of 250 = 15
  29. 29.?% of 300 = 207
  30. 30.6 is what percent of 60?
  31. 31.?% of 60 = 51
  32. 32.What percent of 25 is 13?
  33. 33.9 is what percent of 50?
  34. 34.17 is what percent of 50?
  35. 35.12 is what percent of 20?
  36. 36.190 is what percent of 200?
  37. 37.?% of 150 = 36
  38. 38.What percent of 500 is 445?
  39. 39.What percent of 80 is 56?
  40. 40.What percent of 250 is 200?

Answer key

  1. 26
  2. 66
  3. 52
  4. 30
  5. 20
  6. 95
  7. 60
  8. 36
  9. 30
  10. 46
  11. 5
  12. 92
  13. 31
  14. 25
  15. 49
  16. 88
  17. 35
  18. 16
  19. 35
  20. 76
  21. 56
  22. 86
  23. 70
  24. 40
  25. 52
  26. 24
  27. 25
  28. 6
  29. 69
  30. 10
  31. 85
  32. 52
  33. 18
  34. 34
  35. 60
  36. 95
  37. 24
  38. 89
  39. 70
  40. 80

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