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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 279 · 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 80 = 52
  2. 2.What percent of 25 is 9?
  3. 3.What percent of 40 is 18?
  4. 4.What percent of 150 is 105?
  5. 5.What percent of 20 is 1?
  6. 6.8 is what percent of 80?
  7. 7.42 is what percent of 150?
  8. 8.31 is what percent of 50?
  9. 9.8 is what percent of 20?
  10. 10.What percent of 120 is 72?
  11. 11.44 is what percent of 80?
  12. 12.What percent of 60 is 57?
  13. 13.What percent of 250 is 165?
  14. 14.What percent of 80 is 4?
  15. 15.?% of 150 = 126
  16. 16.?% of 200 = 28
  17. 17.?% of 25 = 13
  18. 18.126 is what percent of 150?
  19. 19.198 is what percent of 300?
  20. 20.?% of 80 = 48
  21. 21.?% of 60 = 15
  22. 22.?% of 250 = 40
  23. 23.?% of 25 = 8
  24. 24.?% of 250 = 70
  25. 25.What percent of 200 is 98?
  26. 26.What percent of 80 is 36?
  27. 27.What percent of 250 is 110?
  28. 28.?% of 120 = 42
  29. 29.?% of 80 = 28
  30. 30.?% of 200 = 162
  31. 31.?% of 300 = 276
  32. 32.115 is what percent of 500?
  33. 33.27 is what percent of 50?
  34. 34.What percent of 80 is 20?
  35. 35.3 is what percent of 60?
  36. 36.What percent of 300 is 273?
  37. 37.What percent of 300 is 42?
  38. 38.What percent of 400 is 268?
  39. 39.72 is what percent of 120?
  40. 40.?% of 60 = 36

Answer key

  1. 65
  2. 36
  3. 45
  4. 70
  5. 5
  6. 10
  7. 28
  8. 62
  9. 40
  10. 60
  11. 55
  12. 95
  13. 66
  14. 5
  15. 84
  16. 14
  17. 52
  18. 84
  19. 66
  20. 60
  21. 25
  22. 16
  23. 32
  24. 28
  25. 49
  26. 45
  27. 44
  28. 35
  29. 35
  30. 81
  31. 92
  32. 23
  33. 54
  34. 25
  35. 5
  36. 91
  37. 14
  38. 67
  39. 60
  40. 60

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