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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 781 · 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. 1.112 is what percent of 200?
  2. 2.What percent of 80 is 68?
  3. 3.What percent of 40 is 34?
  4. 4.19 is what percent of 25?
  5. 5.What percent of 25 is 2?
  6. 6.18 is what percent of 20?
  7. 7.?% of 500 = 255
  8. 8.?% of 120 = 12
  9. 9.12 is what percent of 25?
  10. 10.?% of 25 = 10
  11. 11.205 is what percent of 250?
  12. 12.What percent of 120 is 24?
  13. 13.28 is what percent of 80?
  14. 14.?% of 200 = 174
  15. 15.?% of 150 = 102
  16. 16.?% of 20 = 2
  17. 17.What percent of 80 is 16?
  18. 18.?% of 400 = 212
  19. 19.?% of 25 = 3
  20. 20.What percent of 25 is 16?
  21. 21.12 is what percent of 40?
  22. 22.?% of 500 = 105
  23. 23.?% of 200 = 132
  24. 24.What percent of 50 is 7?
  25. 25.21 is what percent of 150?
  26. 26.?% of 400 = 140
  27. 27.?% of 400 = 52
  28. 28.?% of 120 = 18
  29. 29.What percent of 200 is 12?
  30. 30.What percent of 120 is 96?
  31. 31.What percent of 50 is 19?
  32. 32.20 is what percent of 25?
  33. 33.What percent of 80 is 12?
  34. 34.13 is what percent of 25?
  35. 35.What percent of 400 is 236?
  36. 36.8 is what percent of 80?
  37. 37.147 is what percent of 300?
  38. 38.12 is what percent of 120?
  39. 39.?% of 300 = 165
  40. 40.?% of 40 = 12

Answer key

  1. 56
  2. 85
  3. 85
  4. 76
  5. 8
  6. 90
  7. 51
  8. 10
  9. 48
  10. 40
  11. 82
  12. 20
  13. 35
  14. 87
  15. 68
  16. 10
  17. 20
  18. 53
  19. 12
  20. 64
  21. 30
  22. 21
  23. 66
  24. 14
  25. 14
  26. 35
  27. 13
  28. 15
  29. 6
  30. 80
  31. 38
  32. 80
  33. 15
  34. 52
  35. 59
  36. 10
  37. 49
  38. 10
  39. 55
  40. 30

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