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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 223 · 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 25 = 23
  2. 2.What percent of 80 is 16?
  3. 3.14 is what percent of 40?
  4. 4.?% of 400 = 300
  5. 5.?% of 120 = 30
  6. 6.What percent of 250 is 145?
  7. 7.32 is what percent of 80?
  8. 8.?% of 150 = 126
  9. 9.?% of 60 = 12
  10. 10.10 is what percent of 25?
  11. 11.30 is what percent of 40?
  12. 12.110 is what percent of 250?
  13. 13.?% of 60 = 57
  14. 14.What percent of 120 is 78?
  15. 15.What percent of 20 is 11?
  16. 16.?% of 120 = 90
  17. 17.84 is what percent of 120?
  18. 18.?% of 20 = 3
  19. 19.?% of 300 = 186
  20. 20.What percent of 150 is 18?
  21. 21.174 is what percent of 200?
  22. 22.What percent of 20 is 17?
  23. 23.?% of 300 = 177
  24. 24.76 is what percent of 80?
  25. 25.?% of 60 = 36
  26. 26.What percent of 200 is 166?
  27. 27.370 is what percent of 500?
  28. 28.9 is what percent of 150?
  29. 29.What percent of 50 is 20?
  30. 30.What percent of 50 is 29?
  31. 31.30 is what percent of 120?
  32. 32.?% of 250 = 110
  33. 33.What percent of 60 is 21?
  34. 34.?% of 400 = 212
  35. 35.?% of 20 = 14
  36. 36.What percent of 150 is 81?
  37. 37.What percent of 400 is 84?
  38. 38.What percent of 40 is 16?
  39. 39.?% of 40 = 22
  40. 40.?% of 20 = 12

Answer key

  1. 92
  2. 20
  3. 35
  4. 75
  5. 25
  6. 58
  7. 40
  8. 84
  9. 20
  10. 40
  11. 75
  12. 44
  13. 95
  14. 65
  15. 55
  16. 75
  17. 70
  18. 15
  19. 62
  20. 12
  21. 87
  22. 85
  23. 59
  24. 95
  25. 60
  26. 83
  27. 74
  28. 6
  29. 40
  30. 58
  31. 25
  32. 44
  33. 35
  34. 53
  35. 70
  36. 54
  37. 21
  38. 40
  39. 55
  40. 60

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