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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 308 · 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 40 = 2
  2. 2.What percent of 25 is 2?
  3. 3.?% of 250 = 45
  4. 4.?% of 25 = 2
  5. 5.275 is what percent of 500?
  6. 6.What percent of 500 is 65?
  7. 7.?% of 150 = 141
  8. 8.What percent of 200 is 78?
  9. 9.17 is what percent of 50?
  10. 10.What percent of 80 is 8?
  11. 11.20 is what percent of 40?
  12. 12.16 is what percent of 40?
  13. 13.?% of 20 = 16
  14. 14.?% of 200 = 130
  15. 15.66 is what percent of 200?
  16. 16.?% of 400 = 176
  17. 17.?% of 200 = 12
  18. 18.What percent of 25 is 5?
  19. 19.?% of 40 = 10
  20. 20.What percent of 200 is 136?
  21. 21.?% of 20 = 13
  22. 22.What percent of 50 is 27?
  23. 23.?% of 80 = 16
  24. 24.?% of 80 = 28
  25. 25.What percent of 150 is 123?
  26. 26.144 is what percent of 300?
  27. 27.What percent of 20 is 10?
  28. 28.?% of 300 = 270
  29. 29.12 is what percent of 25?
  30. 30.?% of 20 = 6
  31. 31.What percent of 200 is 80?
  32. 32.What percent of 120 is 24?
  33. 33.What percent of 80 is 32?
  34. 34.?% of 40 = 26
  35. 35.24 is what percent of 120?
  36. 36.4 is what percent of 25?
  37. 37.4 is what percent of 40?
  38. 38.?% of 500 = 215
  39. 39.30 is what percent of 50?
  40. 40.What percent of 300 is 18?

Answer key

  1. 5
  2. 8
  3. 18
  4. 8
  5. 55
  6. 13
  7. 94
  8. 39
  9. 34
  10. 10
  11. 50
  12. 40
  13. 80
  14. 65
  15. 33
  16. 44
  17. 6
  18. 20
  19. 25
  20. 68
  21. 65
  22. 54
  23. 20
  24. 35
  25. 82
  26. 48
  27. 50
  28. 90
  29. 48
  30. 30
  31. 40
  32. 20
  33. 40
  34. 65
  35. 20
  36. 16
  37. 10
  38. 43
  39. 60
  40. 6

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