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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 264 · 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 50 = 20
  2. 2.?% of 50 = 6
  3. 3.?% of 20 = 13
  4. 4.What percent of 300 is 63?
  5. 5.What percent of 300 is 243?
  6. 6.What percent of 80 is 72?
  7. 7.?% of 50 = 8
  8. 8.45 is what percent of 150?
  9. 9.9 is what percent of 25?
  10. 10.33 is what percent of 60?
  11. 11.What percent of 80 is 76?
  12. 12.What percent of 150 is 18?
  13. 13.What percent of 60 is 45?
  14. 14.?% of 200 = 82
  15. 15.What percent of 60 is 18?
  16. 16.?% of 20 = 2
  17. 17.?% of 300 = 210
  18. 18.?% of 50 = 26
  19. 19.What percent of 60 is 54?
  20. 20.What percent of 50 is 27?
  21. 21.What percent of 500 is 250?
  22. 22.What percent of 25 is 21?
  23. 23.What percent of 300 is 129?
  24. 24.What percent of 25 is 10?
  25. 25.What percent of 200 is 142?
  26. 26.?% of 250 = 15
  27. 27.What percent of 300 is 159?
  28. 28.?% of 50 = 7
  29. 29.12 is what percent of 20?
  30. 30.27 is what percent of 60?
  31. 31.?% of 60 = 36
  32. 32.What percent of 150 is 99?
  33. 33.What percent of 200 is 82?
  34. 34.?% of 150 = 135
  35. 35.320 is what percent of 400?
  36. 36.What percent of 150 is 60?
  37. 37.?% of 20 = 19
  38. 38.69 is what percent of 300?
  39. 39.?% of 200 = 20
  40. 40.What percent of 80 is 56?

Answer key

  1. 40
  2. 12
  3. 65
  4. 21
  5. 81
  6. 90
  7. 16
  8. 30
  9. 36
  10. 55
  11. 95
  12. 12
  13. 75
  14. 41
  15. 30
  16. 10
  17. 70
  18. 52
  19. 90
  20. 54
  21. 50
  22. 84
  23. 43
  24. 40
  25. 71
  26. 6
  27. 53
  28. 14
  29. 60
  30. 45
  31. 60
  32. 66
  33. 41
  34. 90
  35. 80
  36. 40
  37. 95
  38. 23
  39. 10
  40. 70

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