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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 837 · 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 20 is 7?
  2. 2.What percent of 25 is 14?
  3. 3.What percent of 20 is 3?
  4. 4.What percent of 300 is 99?
  5. 5.6 is what percent of 120?
  6. 6.?% of 300 = 258
  7. 7.?% of 300 = 285
  8. 8.What percent of 25 is 10?
  9. 9.?% of 40 = 8
  10. 10.21 is what percent of 50?
  11. 11.?% of 80 = 76
  12. 12.10 is what percent of 40?
  13. 13.What percent of 300 is 87?
  14. 14.What percent of 25 is 2?
  15. 15.34 is what percent of 40?
  16. 16.108 is what percent of 300?
  17. 17.60 is what percent of 500?
  18. 18.What percent of 80 is 16?
  19. 19.What percent of 150 is 108?
  20. 20.?% of 40 = 36
  21. 21.244 is what percent of 400?
  22. 22.What percent of 60 is 48?
  23. 23.What percent of 20 is 17?
  24. 24.What percent of 40 is 32?
  25. 25.What percent of 200 is 156?
  26. 26.?% of 120 = 60
  27. 27.What percent of 60 is 18?
  28. 28.?% of 250 = 60
  29. 29.What percent of 25 is 5?
  30. 30.What percent of 300 is 213?
  31. 31.27 is what percent of 150?
  32. 32.4 is what percent of 50?
  33. 33.What percent of 120 is 102?
  34. 34.What percent of 120 is 36?
  35. 35.What percent of 150 is 114?
  36. 36.?% of 20 = 15
  37. 37.What percent of 250 is 140?
  38. 38.?% of 40 = 18
  39. 39.What percent of 200 is 76?
  40. 40.24 is what percent of 50?

Answer key

  1. 35
  2. 56
  3. 15
  4. 33
  5. 5
  6. 86
  7. 95
  8. 40
  9. 20
  10. 42
  11. 95
  12. 25
  13. 29
  14. 8
  15. 85
  16. 36
  17. 12
  18. 20
  19. 72
  20. 90
  21. 61
  22. 80
  23. 85
  24. 80
  25. 78
  26. 50
  27. 30
  28. 24
  29. 20
  30. 71
  31. 18
  32. 8
  33. 85
  34. 30
  35. 76
  36. 75
  37. 56
  38. 45
  39. 38
  40. 48

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