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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 672 · 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 150 is 45?
  2. 2.What percent of 250 is 150?
  3. 3.175 is what percent of 500?
  4. 4.What percent of 120 is 36?
  5. 5.54 is what percent of 120?
  6. 6.52 is what percent of 80?
  7. 7.What percent of 80 is 64?
  8. 8.What percent of 250 is 185?
  9. 9.?% of 500 = 475
  10. 10.13 is what percent of 20?
  11. 11.What percent of 40 is 32?
  12. 12.160 is what percent of 400?
  13. 13.What percent of 120 is 54?
  14. 14.66 is what percent of 120?
  15. 15.What percent of 300 is 180?
  16. 16.What percent of 120 is 6?
  17. 17.What percent of 50 is 47?
  18. 18.?% of 200 = 72
  19. 19.What percent of 250 is 70?
  20. 20.?% of 40 = 24
  21. 21.What percent of 400 is 76?
  22. 22.?% of 20 = 4
  23. 23.?% of 80 = 12
  24. 24.What percent of 120 is 78?
  25. 25.440 is what percent of 500?
  26. 26.?% of 60 = 36
  27. 27.?% of 300 = 132
  28. 28.What percent of 120 is 84?
  29. 29.What percent of 150 is 57?
  30. 30.?% of 20 = 7
  31. 31.What percent of 40 is 20?
  32. 32.?% of 25 = 14
  33. 33.?% of 400 = 312
  34. 34.?% of 500 = 45
  35. 35.?% of 400 = 120
  36. 36.What percent of 200 is 40?
  37. 37.55 is what percent of 500?
  38. 38.15 is what percent of 300?
  39. 39.What percent of 80 is 8?
  40. 40.What percent of 200 is 38?

Answer key

  1. 30
  2. 60
  3. 35
  4. 30
  5. 45
  6. 65
  7. 80
  8. 74
  9. 95
  10. 65
  11. 80
  12. 40
  13. 45
  14. 55
  15. 60
  16. 5
  17. 94
  18. 36
  19. 28
  20. 60
  21. 19
  22. 20
  23. 15
  24. 65
  25. 88
  26. 60
  27. 44
  28. 70
  29. 38
  30. 35
  31. 50
  32. 56
  33. 78
  34. 9
  35. 30
  36. 20
  37. 11
  38. 5
  39. 10
  40. 19

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