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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 369 · 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 200 is 120?
  2. 2.?% of 25 = 14
  3. 3.?% of 25 = 20
  4. 4.15 is what percent of 150?
  5. 5.90 is what percent of 120?
  6. 6.48 is what percent of 120?
  7. 7.?% of 20 = 1
  8. 8.?% of 300 = 171
  9. 9.What percent of 400 is 20?
  10. 10.63 is what percent of 300?
  11. 11.?% of 25 = 17
  12. 12.19 is what percent of 25?
  13. 13.90 is what percent of 500?
  14. 14.What percent of 20 is 2?
  15. 15.What percent of 40 is 22?
  16. 16.75 is what percent of 250?
  17. 17.260 is what percent of 400?
  18. 18.3 is what percent of 20?
  19. 19.17 is what percent of 25?
  20. 20.What percent of 120 is 78?
  21. 21.475 is what percent of 500?
  22. 22.What percent of 500 is 175?
  23. 23.?% of 50 = 16
  24. 24.?% of 25 = 23
  25. 25.What percent of 80 is 36?
  26. 26.23 is what percent of 25?
  27. 27.?% of 300 = 252
  28. 28.66 is what percent of 120?
  29. 29.18 is what percent of 40?
  30. 30.?% of 150 = 123
  31. 31.?% of 60 = 33
  32. 32.?% of 120 = 96
  33. 33.What percent of 500 is 125?
  34. 34.What percent of 60 is 42?
  35. 35.?% of 20 = 3
  36. 36.What percent of 250 is 100?
  37. 37.What percent of 80 is 4?
  38. 38.?% of 300 = 132
  39. 39.What percent of 150 is 90?
  40. 40.2 is what percent of 20?

Answer key

  1. 60
  2. 56
  3. 80
  4. 10
  5. 75
  6. 40
  7. 5
  8. 57
  9. 5
  10. 21
  11. 68
  12. 76
  13. 18
  14. 10
  15. 55
  16. 30
  17. 65
  18. 15
  19. 68
  20. 65
  21. 95
  22. 35
  23. 32
  24. 92
  25. 45
  26. 92
  27. 84
  28. 55
  29. 45
  30. 82
  31. 55
  32. 80
  33. 25
  34. 70
  35. 15
  36. 40
  37. 5
  38. 44
  39. 60
  40. 10

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