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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 854 · 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 40 is 36?
  2. 2.What percent of 50 is 19?
  3. 3.?% of 250 = 220
  4. 4.What percent of 400 is 148?
  5. 5.What percent of 60 is 51?
  6. 6.90 is what percent of 120?
  7. 7.What percent of 60 is 39?
  8. 8.What percent of 25 is 6?
  9. 9.4 is what percent of 20?
  10. 10.What percent of 40 is 10?
  11. 11.?% of 300 = 105
  12. 12.What percent of 80 is 76?
  13. 13.What percent of 150 is 93?
  14. 14.18 is what percent of 20?
  15. 15.?% of 25 = 19
  16. 16.What percent of 400 is 304?
  17. 17.What percent of 80 is 40?
  18. 18.What percent of 50 is 10?
  19. 19.What percent of 80 is 12?
  20. 20.What percent of 300 is 174?
  21. 21.What percent of 120 is 114?
  22. 22.?% of 400 = 372
  23. 23.22 is what percent of 50?
  24. 24.445 is what percent of 500?
  25. 25.?% of 50 = 40
  26. 26.What percent of 20 is 5?
  27. 27.?% of 60 = 57
  28. 28.What percent of 500 is 25?
  29. 29.285 is what percent of 300?
  30. 30.?% of 400 = 168
  31. 31.?% of 20 = 16
  32. 32.What percent of 60 is 24?
  33. 33.What percent of 500 is 120?
  34. 34.What percent of 400 is 128?
  35. 35.?% of 80 = 32
  36. 36.What percent of 250 is 210?
  37. 37.234 is what percent of 300?
  38. 38.What percent of 400 is 248?
  39. 39.60 is what percent of 120?
  40. 40.?% of 300 = 264

Answer key

  1. 90
  2. 38
  3. 88
  4. 37
  5. 85
  6. 75
  7. 65
  8. 24
  9. 20
  10. 25
  11. 35
  12. 95
  13. 62
  14. 90
  15. 76
  16. 76
  17. 50
  18. 20
  19. 15
  20. 58
  21. 95
  22. 93
  23. 44
  24. 89
  25. 80
  26. 25
  27. 95
  28. 5
  29. 95
  30. 42
  31. 80
  32. 40
  33. 24
  34. 32
  35. 40
  36. 84
  37. 78
  38. 62
  39. 50
  40. 88

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