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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 254 · 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 = 20
  2. 2.What percent of 400 is 256?
  3. 3.75 is what percent of 250?
  4. 4.What percent of 20 is 4?
  5. 5.62 is what percent of 200?
  6. 6.114 is what percent of 120?
  7. 7.98 is what percent of 200?
  8. 8.?% of 40 = 18
  9. 9.?% of 400 = 300
  10. 10.?% of 200 = 176
  11. 11.What percent of 200 is 72?
  12. 12.What percent of 25 is 13?
  13. 13.?% of 300 = 108
  14. 14.230 is what percent of 250?
  15. 15.What percent of 300 is 186?
  16. 16.?% of 50 = 45
  17. 17.What percent of 120 is 102?
  18. 18.?% of 250 = 35
  19. 19.?% of 40 = 22
  20. 20.What percent of 80 is 20?
  21. 21.?% of 40 = 26
  22. 22.What percent of 400 is 192?
  23. 23.What percent of 150 is 75?
  24. 24.10 is what percent of 40?
  25. 25.15 is what percent of 25?
  26. 26.What percent of 500 is 145?
  27. 27.What percent of 200 is 186?
  28. 28.?% of 500 = 405
  29. 29.What percent of 250 is 80?
  30. 30.72 is what percent of 120?
  31. 31.?% of 80 = 8
  32. 32.14 is what percent of 25?
  33. 33.10 is what percent of 20?
  34. 34.What percent of 80 is 48?
  35. 35.80 is what percent of 500?
  36. 36.?% of 20 = 19
  37. 37.?% of 25 = 6
  38. 38.What percent of 20 is 13?
  39. 39.What percent of 50 is 46?
  40. 40.252 is what percent of 400?

Answer key

  1. 25
  2. 64
  3. 30
  4. 20
  5. 31
  6. 95
  7. 49
  8. 45
  9. 75
  10. 88
  11. 36
  12. 52
  13. 36
  14. 92
  15. 62
  16. 90
  17. 85
  18. 14
  19. 55
  20. 25
  21. 65
  22. 48
  23. 50
  24. 25
  25. 60
  26. 29
  27. 93
  28. 81
  29. 32
  30. 60
  31. 10
  32. 56
  33. 50
  34. 60
  35. 16
  36. 95
  37. 24
  38. 65
  39. 92
  40. 63

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