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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 110 · 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 200 = 88
  2. 2.?% of 500 = 430
  3. 3.60 is what percent of 80?
  4. 4.54 is what percent of 200?
  5. 5.What percent of 20 is 18?
  6. 6.What percent of 20 is 6?
  7. 7.?% of 150 = 141
  8. 8.What percent of 500 is 250?
  9. 9.?% of 40 = 10
  10. 10.332 is what percent of 400?
  11. 11.What percent of 60 is 15?
  12. 12.8 is what percent of 50?
  13. 13.What percent of 500 is 370?
  14. 14.1 is what percent of 20?
  15. 15.?% of 20 = 14
  16. 16.?% of 25 = 23
  17. 17.What percent of 25 is 16?
  18. 18.27 is what percent of 150?
  19. 19.56 is what percent of 80?
  20. 20.?% of 25 = 6
  21. 21.What percent of 80 is 16?
  22. 22.What percent of 60 is 27?
  23. 23.204 is what percent of 400?
  24. 24.What percent of 500 is 400?
  25. 25.What percent of 120 is 36?
  26. 26.What percent of 500 is 140?
  27. 27.?% of 80 = 32
  28. 28.What percent of 60 is 6?
  29. 29.What percent of 300 is 252?
  30. 30.11 is what percent of 25?
  31. 31.What percent of 120 is 54?
  32. 32.What percent of 250 is 150?
  33. 33.What percent of 200 is 44?
  34. 34.What percent of 80 is 48?
  35. 35.4 is what percent of 80?
  36. 36.What percent of 50 is 35?
  37. 37.What percent of 50 is 15?
  38. 38.What percent of 300 is 93?
  39. 39.What percent of 20 is 15?
  40. 40.What percent of 40 is 38?

Answer key

  1. 44
  2. 86
  3. 75
  4. 27
  5. 90
  6. 30
  7. 94
  8. 50
  9. 25
  10. 83
  11. 25
  12. 16
  13. 74
  14. 5
  15. 70
  16. 92
  17. 64
  18. 18
  19. 70
  20. 24
  21. 20
  22. 45
  23. 51
  24. 80
  25. 30
  26. 28
  27. 40
  28. 10
  29. 84
  30. 44
  31. 45
  32. 60
  33. 22
  34. 60
  35. 5
  36. 70
  37. 30
  38. 31
  39. 75
  40. 95

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