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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 368 · 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 99?
  2. 2.What percent of 500 is 200?
  3. 3.?% of 50 = 39
  4. 4.4 is what percent of 40?
  5. 5.148 is what percent of 200?
  6. 6.?% of 50 = 4
  7. 7.What percent of 300 is 21?
  8. 8.What percent of 40 is 16?
  9. 9.29 is what percent of 50?
  10. 10.42 is what percent of 300?
  11. 11.100 is what percent of 250?
  12. 12.What percent of 400 is 356?
  13. 13.148 is what percent of 400?
  14. 14.?% of 50 = 7
  15. 15.What percent of 20 is 15?
  16. 16.?% of 250 = 30
  17. 17.24 is what percent of 60?
  18. 18.305 is what percent of 500?
  19. 19.What percent of 40 is 10?
  20. 20.?% of 300 = 117
  21. 21.186 is what percent of 300?
  22. 22.?% of 200 = 162
  23. 23.What percent of 300 is 180?
  24. 24.22 is what percent of 40?
  25. 25.?% of 150 = 39
  26. 26.82 is what percent of 200?
  27. 27.What percent of 250 is 175?
  28. 28.20 is what percent of 80?
  29. 29.What percent of 250 is 200?
  30. 30.48 is what percent of 120?
  31. 31.?% of 50 = 13
  32. 32.What percent of 300 is 261?
  33. 33.255 is what percent of 300?
  34. 34.11 is what percent of 20?
  35. 35.What percent of 60 is 6?
  36. 36.What percent of 120 is 78?
  37. 37.What percent of 150 is 21?
  38. 38.350 is what percent of 500?
  39. 39.?% of 25 = 7
  40. 40.?% of 400 = 44

Answer key

  1. 66
  2. 40
  3. 78
  4. 10
  5. 74
  6. 8
  7. 7
  8. 40
  9. 58
  10. 14
  11. 40
  12. 89
  13. 37
  14. 14
  15. 75
  16. 12
  17. 40
  18. 61
  19. 25
  20. 39
  21. 62
  22. 81
  23. 60
  24. 55
  25. 26
  26. 41
  27. 70
  28. 25
  29. 80
  30. 40
  31. 26
  32. 87
  33. 85
  34. 55
  35. 10
  36. 65
  37. 14
  38. 70
  39. 28
  40. 11

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