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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 547 · 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 500 is 120?
  2. 2.?% of 20 = 10
  3. 3.?% of 20 = 18
  4. 4.What percent of 120 is 24?
  5. 5.6 is what percent of 60?
  6. 6.?% of 250 = 215
  7. 7.What percent of 80 is 44?
  8. 8.15 is what percent of 150?
  9. 9.What percent of 25 is 16?
  10. 10.?% of 120 = 84
  11. 11.What percent of 80 is 16?
  12. 12.What percent of 60 is 54?
  13. 13.?% of 60 = 45
  14. 14.12 is what percent of 80?
  15. 15.?% of 50 = 13
  16. 16.What percent of 200 is 64?
  17. 17.45 is what percent of 50?
  18. 18.?% of 250 = 30
  19. 19.12 is what percent of 25?
  20. 20.5 is what percent of 25?
  21. 21.55 is what percent of 250?
  22. 22.What percent of 20 is 5?
  23. 23.5 is what percent of 50?
  24. 24.What percent of 40 is 18?
  25. 25.?% of 20 = 2
  26. 26.?% of 200 = 70
  27. 27.What percent of 120 is 42?
  28. 28.?% of 20 = 14
  29. 29.?% of 50 = 3
  30. 30.125 is what percent of 250?
  31. 31.185 is what percent of 250?
  32. 32.8 is what percent of 20?
  33. 33.What percent of 40 is 4?
  34. 34.What percent of 20 is 18?
  35. 35.?% of 80 = 32
  36. 36.What percent of 400 is 44?
  37. 37.?% of 250 = 90
  38. 38.What percent of 25 is 23?
  39. 39.What percent of 80 is 28?
  40. 40.?% of 200 = 122

Answer key

  1. 24
  2. 50
  3. 90
  4. 20
  5. 10
  6. 86
  7. 55
  8. 10
  9. 64
  10. 70
  11. 20
  12. 90
  13. 75
  14. 15
  15. 26
  16. 32
  17. 90
  18. 12
  19. 48
  20. 20
  21. 22
  22. 25
  23. 10
  24. 45
  25. 10
  26. 35
  27. 35
  28. 70
  29. 6
  30. 50
  31. 74
  32. 40
  33. 10
  34. 90
  35. 40
  36. 11
  37. 36
  38. 92
  39. 35
  40. 61

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