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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 140 · 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 150 is 129?
  2. 2.?% of 250 = 165
  3. 3.22 is what percent of 40?
  4. 4.?% of 25 = 12
  5. 5.What percent of 25 is 22?
  6. 6.280 is what percent of 500?
  7. 7.?% of 250 = 125
  8. 8.What percent of 40 is 18?
  9. 9.20 is what percent of 40?
  10. 10.?% of 50 = 44
  11. 11.What percent of 20 is 14?
  12. 12.What percent of 25 is 20?
  13. 13.?% of 120 = 108
  14. 14.What percent of 500 is 75?
  15. 15.?% of 80 = 64
  16. 16.What percent of 60 is 9?
  17. 17.?% of 60 = 21
  18. 18.What percent of 60 is 42?
  19. 19.87 is what percent of 300?
  20. 20.48 is what percent of 150?
  21. 21.?% of 250 = 195
  22. 22.66 is what percent of 120?
  23. 23.What percent of 20 is 17?
  24. 24.?% of 20 = 17
  25. 25.?% of 50 = 19
  26. 26.What percent of 60 is 48?
  27. 27.What percent of 250 is 175?
  28. 28.What percent of 50 is 19?
  29. 29.What percent of 25 is 19?
  30. 30.148 is what percent of 400?
  31. 31.?% of 50 = 6
  32. 32.186 is what percent of 200?
  33. 33.?% of 300 = 210
  34. 34.?% of 120 = 42
  35. 35.What percent of 500 is 45?
  36. 36.What percent of 20 is 18?
  37. 37.152 is what percent of 400?
  38. 38.What percent of 400 is 376?
  39. 39.15 is what percent of 25?
  40. 40.?% of 250 = 60

Answer key

  1. 86
  2. 66
  3. 55
  4. 48
  5. 88
  6. 56
  7. 50
  8. 45
  9. 50
  10. 88
  11. 70
  12. 80
  13. 90
  14. 15
  15. 80
  16. 15
  17. 35
  18. 70
  19. 29
  20. 32
  21. 78
  22. 55
  23. 85
  24. 85
  25. 38
  26. 80
  27. 70
  28. 38
  29. 76
  30. 37
  31. 12
  32. 93
  33. 70
  34. 35
  35. 9
  36. 90
  37. 38
  38. 94
  39. 60
  40. 24

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