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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 305 · 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 200 = 78
  2. 2.25 is what percent of 250?
  3. 3.160 is what percent of 400?
  4. 4.?% of 300 = 21
  5. 5.?% of 60 = 18
  6. 6.What percent of 80 is 68?
  7. 7.?% of 120 = 60
  8. 8.80 is what percent of 200?
  9. 9.What percent of 400 is 324?
  10. 10.What percent of 25 is 4?
  11. 11.What percent of 250 is 25?
  12. 12.?% of 200 = 184
  13. 13.What percent of 60 is 30?
  14. 14.What percent of 200 is 126?
  15. 15.What percent of 250 is 225?
  16. 16.475 is what percent of 500?
  17. 17.?% of 40 = 8
  18. 18.370 is what percent of 500?
  19. 19.What percent of 60 is 18?
  20. 20.9 is what percent of 25?
  21. 21.What percent of 300 is 126?
  22. 22.135 is what percent of 150?
  23. 23.5 is what percent of 20?
  24. 24.120 is what percent of 200?
  25. 25.117 is what percent of 300?
  26. 26.What percent of 150 is 21?
  27. 27.?% of 20 = 18
  28. 28.?% of 500 = 210
  29. 29.?% of 20 = 6
  30. 30.200 is what percent of 250?
  31. 31.54 is what percent of 60?
  32. 32.What percent of 200 is 176?
  33. 33.?% of 200 = 106
  34. 34.?% of 150 = 126
  35. 35.?% of 300 = 285
  36. 36.25 is what percent of 50?
  37. 37.What percent of 400 is 208?
  38. 38.?% of 120 = 54
  39. 39.What percent of 300 is 87?
  40. 40.?% of 300 = 183

Answer key

  1. 39
  2. 10
  3. 40
  4. 7
  5. 30
  6. 85
  7. 50
  8. 40
  9. 81
  10. 16
  11. 10
  12. 92
  13. 50
  14. 63
  15. 90
  16. 95
  17. 20
  18. 74
  19. 30
  20. 36
  21. 42
  22. 90
  23. 25
  24. 60
  25. 39
  26. 14
  27. 90
  28. 42
  29. 30
  30. 80
  31. 90
  32. 88
  33. 53
  34. 84
  35. 95
  36. 50
  37. 52
  38. 45
  39. 29
  40. 61

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