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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 339 · 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 80 is 52?
  2. 2.What percent of 25 is 21?
  3. 3.?% of 120 = 48
  4. 4.15 is what percent of 250?
  5. 5.What percent of 500 is 130?
  6. 6.?% of 20 = 1
  7. 7.140 is what percent of 500?
  8. 8.What percent of 40 is 10?
  9. 9.?% of 500 = 110
  10. 10.What percent of 25 is 11?
  11. 11.?% of 400 = 112
  12. 12.What percent of 20 is 18?
  13. 13.?% of 300 = 66
  14. 14.What percent of 500 is 75?
  15. 15.120 is what percent of 250?
  16. 16.What percent of 25 is 8?
  17. 17.?% of 400 = 224
  18. 18.?% of 40 = 24
  19. 19.24 is what percent of 80?
  20. 20.?% of 20 = 18
  21. 21.54 is what percent of 150?
  22. 22.?% of 150 = 99
  23. 23.44 is what percent of 80?
  24. 24.?% of 500 = 470
  25. 25.What percent of 60 is 30?
  26. 26.?% of 50 = 22
  27. 27.?% of 120 = 24
  28. 28.What percent of 120 is 102?
  29. 29.?% of 50 = 18
  30. 30.What percent of 60 is 6?
  31. 31.What percent of 400 is 80?
  32. 32.What percent of 400 is 336?
  33. 33.35 is what percent of 250?
  34. 34.?% of 50 = 28
  35. 35.?% of 50 = 37
  36. 36.What percent of 50 is 30?
  37. 37.What percent of 500 is 145?
  38. 38.What percent of 20 is 4?
  39. 39.What percent of 60 is 33?
  40. 40.17 is what percent of 20?

Answer key

  1. 65
  2. 84
  3. 40
  4. 6
  5. 26
  6. 5
  7. 28
  8. 25
  9. 22
  10. 44
  11. 28
  12. 90
  13. 22
  14. 15
  15. 48
  16. 32
  17. 56
  18. 60
  19. 30
  20. 90
  21. 36
  22. 66
  23. 55
  24. 94
  25. 50
  26. 44
  27. 20
  28. 85
  29. 36
  30. 10
  31. 20
  32. 84
  33. 14
  34. 56
  35. 74
  36. 60
  37. 29
  38. 20
  39. 55
  40. 85

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