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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 197 · 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. 1.16 is what percent of 20?
  2. 2.87 is what percent of 150?
  3. 3.17 is what percent of 20?
  4. 4.What percent of 150 is 45?
  5. 5.What percent of 80 is 36?
  6. 6.What percent of 300 is 108?
  7. 7.30 is what percent of 500?
  8. 8.What percent of 20 is 17?
  9. 9.What percent of 400 is 360?
  10. 10.38 is what percent of 50?
  11. 11.?% of 20 = 4
  12. 12.What percent of 40 is 2?
  13. 13.2 is what percent of 40?
  14. 14.?% of 40 = 32
  15. 15.14 is what percent of 40?
  16. 16.What percent of 200 is 50?
  17. 17.What percent of 200 is 98?
  18. 18.What percent of 400 is 132?
  19. 19.What percent of 200 is 154?
  20. 20.What percent of 50 is 38?
  21. 21.6 is what percent of 50?
  22. 22.48 is what percent of 120?
  23. 23.?% of 50 = 18
  24. 24.What percent of 40 is 32?
  25. 25.What percent of 300 is 45?
  26. 26.8 is what percent of 25?
  27. 27.What percent of 200 is 140?
  28. 28.98 is what percent of 200?
  29. 29.13 is what percent of 50?
  30. 30.What percent of 200 is 74?
  31. 31.What percent of 25 is 14?
  32. 32.?% of 400 = 260
  33. 33.172 is what percent of 400?
  34. 34.What percent of 400 is 156?
  35. 35.?% of 120 = 18
  36. 36.What percent of 300 is 195?
  37. 37.10 is what percent of 25?
  38. 38.?% of 120 = 102
  39. 39.18 is what percent of 20?
  40. 40.What percent of 250 is 45?

Answer key

  1. 80
  2. 58
  3. 85
  4. 30
  5. 45
  6. 36
  7. 6
  8. 85
  9. 90
  10. 76
  11. 20
  12. 5
  13. 5
  14. 80
  15. 35
  16. 25
  17. 49
  18. 33
  19. 77
  20. 76
  21. 12
  22. 40
  23. 36
  24. 80
  25. 15
  26. 32
  27. 70
  28. 49
  29. 26
  30. 37
  31. 56
  32. 65
  33. 43
  34. 39
  35. 15
  36. 65
  37. 40
  38. 85
  39. 90
  40. 18

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