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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 757 · 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. 1.6 is what percent of 20?
  2. 2.?% of 250 = 220
  3. 3.What percent of 400 is 224?
  4. 4.10 is what percent of 20?
  5. 5.What percent of 300 is 135?
  6. 6.?% of 300 = 138
  7. 7.What percent of 200 is 20?
  8. 8.?% of 50 = 29
  9. 9.?% of 200 = 160
  10. 10.?% of 150 = 18
  11. 11.?% of 150 = 48
  12. 12.?% of 120 = 6
  13. 13.What percent of 150 is 135?
  14. 14.29 is what percent of 50?
  15. 15.36 is what percent of 150?
  16. 16.42 is what percent of 150?
  17. 17.What percent of 300 is 30?
  18. 18.66 is what percent of 120?
  19. 19.2 is what percent of 25?
  20. 20.26 is what percent of 50?
  21. 21.108 is what percent of 120?
  22. 22.?% of 40 = 12
  23. 23.What percent of 20 is 13?
  24. 24.What percent of 500 is 280?
  25. 25.What percent of 25 is 6?
  26. 26.6 is what percent of 60?
  27. 27.150 is what percent of 250?
  28. 28.What percent of 500 is 35?
  29. 29.248 is what percent of 400?
  30. 30.?% of 50 = 9
  31. 31.?% of 60 = 57
  32. 32.?% of 500 = 375
  33. 33.What percent of 150 is 36?
  34. 34.What percent of 150 is 87?
  35. 35.4 is what percent of 20?
  36. 36.12 is what percent of 20?
  37. 37.What percent of 120 is 72?
  38. 38.What percent of 40 is 26?
  39. 39.?% of 500 = 125
  40. 40.What percent of 200 is 174?

Answer key

  1. 30
  2. 88
  3. 56
  4. 50
  5. 45
  6. 46
  7. 10
  8. 58
  9. 80
  10. 12
  11. 32
  12. 5
  13. 90
  14. 58
  15. 24
  16. 28
  17. 10
  18. 55
  19. 8
  20. 52
  21. 90
  22. 30
  23. 65
  24. 56
  25. 24
  26. 10
  27. 60
  28. 7
  29. 62
  30. 18
  31. 95
  32. 75
  33. 24
  34. 58
  35. 20
  36. 60
  37. 60
  38. 65
  39. 25
  40. 87

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