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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 701 · 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 = 32
  2. 2.What percent of 20 is 10?
  3. 3.17 is what percent of 50?
  4. 4.?% of 500 = 30
  5. 5.?% of 40 = 34
  6. 6.48 is what percent of 60?
  7. 7.?% of 500 = 445
  8. 8.What percent of 500 is 340?
  9. 9.What percent of 120 is 78?
  10. 10.What percent of 500 is 455?
  11. 11.?% of 25 = 8
  12. 12.17 is what percent of 25?
  13. 13.What percent of 50 is 33?
  14. 14.What percent of 50 is 4?
  15. 15.What percent of 20 is 6?
  16. 16.What percent of 250 is 195?
  17. 17.What percent of 400 is 84?
  18. 18.?% of 40 = 8
  19. 19.What percent of 80 is 4?
  20. 20.?% of 250 = 60
  21. 21.What percent of 300 is 93?
  22. 22.What percent of 500 is 290?
  23. 23.What percent of 150 is 66?
  24. 24.?% of 60 = 3
  25. 25.16 is what percent of 50?
  26. 26.261 is what percent of 300?
  27. 27.?% of 150 = 108
  28. 28.11 is what percent of 50?
  29. 29.?% of 40 = 16
  30. 30.What percent of 120 is 96?
  31. 31.?% of 50 = 37
  32. 32.6 is what percent of 25?
  33. 33.?% of 300 = 27
  34. 34.40 is what percent of 80?
  35. 35.What percent of 50 is 29?
  36. 36.What percent of 80 is 20?
  37. 37.?% of 40 = 14
  38. 38.?% of 20 = 1
  39. 39.40 is what percent of 400?
  40. 40.What percent of 40 is 10?

Answer key

  1. 80
  2. 50
  3. 34
  4. 6
  5. 85
  6. 80
  7. 89
  8. 68
  9. 65
  10. 91
  11. 32
  12. 68
  13. 66
  14. 8
  15. 30
  16. 78
  17. 21
  18. 20
  19. 5
  20. 24
  21. 31
  22. 58
  23. 44
  24. 5
  25. 32
  26. 87
  27. 72
  28. 22
  29. 40
  30. 80
  31. 74
  32. 24
  33. 9
  34. 50
  35. 58
  36. 25
  37. 35
  38. 5
  39. 10
  40. 25

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