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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 715 · 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 40 = 10
  2. 2.?% of 80 = 60
  3. 3.72 is what percent of 120?
  4. 4.22 is what percent of 40?
  5. 5.What percent of 250 is 230?
  6. 6.What percent of 500 is 355?
  7. 7.86 is what percent of 200?
  8. 8.?% of 200 = 122
  9. 9.165 is what percent of 500?
  10. 10.What percent of 50 is 34?
  11. 11.?% of 120 = 54
  12. 12.420 is what percent of 500?
  13. 13.What percent of 300 is 78?
  14. 14.122 is what percent of 200?
  15. 15.115 is what percent of 250?
  16. 16.?% of 150 = 48
  17. 17.What percent of 500 is 185?
  18. 18.?% of 400 = 260
  19. 19.What percent of 150 is 78?
  20. 20.What percent of 50 is 3?
  21. 21.?% of 25 = 6
  22. 22.?% of 200 = 148
  23. 23.What percent of 500 is 275?
  24. 24.111 is what percent of 150?
  25. 25.What percent of 500 is 455?
  26. 26.What percent of 50 is 27?
  27. 27.What percent of 250 is 100?
  28. 28.36 is what percent of 40?
  29. 29.235 is what percent of 500?
  30. 30.What percent of 200 is 140?
  31. 31.?% of 250 = 235
  32. 32.44 is what percent of 50?
  33. 33.6 is what percent of 25?
  34. 34.285 is what percent of 500?
  35. 35.42 is what percent of 120?
  36. 36.33 is what percent of 60?
  37. 37.24 is what percent of 50?
  38. 38.What percent of 50 is 6?
  39. 39.?% of 50 = 26
  40. 40.What percent of 60 is 39?

Answer key

  1. 25
  2. 75
  3. 60
  4. 55
  5. 92
  6. 71
  7. 43
  8. 61
  9. 33
  10. 68
  11. 45
  12. 84
  13. 26
  14. 61
  15. 46
  16. 32
  17. 37
  18. 65
  19. 52
  20. 6
  21. 24
  22. 74
  23. 55
  24. 74
  25. 91
  26. 54
  27. 40
  28. 90
  29. 47
  30. 70
  31. 94
  32. 88
  33. 24
  34. 57
  35. 35
  36. 55
  37. 48
  38. 12
  39. 52
  40. 65

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