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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 428 · 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 250 = 235
  2. 2.What percent of 40 is 6?
  3. 3.?% of 250 = 80
  4. 4.?% of 20 = 4
  5. 5.What percent of 50 is 23?
  6. 6.What percent of 300 is 48?
  7. 7.What percent of 300 is 219?
  8. 8.?% of 200 = 114
  9. 9.What percent of 300 is 171?
  10. 10.19 is what percent of 25?
  11. 11.?% of 300 = 21
  12. 12.300 is what percent of 500?
  13. 13.372 is what percent of 400?
  14. 14.?% of 50 = 34
  15. 15.What percent of 150 is 57?
  16. 16.What percent of 60 is 18?
  17. 17.?% of 250 = 60
  18. 18.?% of 20 = 5
  19. 19.What percent of 400 is 24?
  20. 20.What percent of 50 is 17?
  21. 21.?% of 80 = 36
  22. 22.What percent of 150 is 138?
  23. 23.?% of 300 = 147
  24. 24.What percent of 120 is 30?
  25. 25.9 is what percent of 25?
  26. 26.What percent of 20 is 11?
  27. 27.What percent of 300 is 129?
  28. 28.6 is what percent of 40?
  29. 29.?% of 400 = 312
  30. 30.14 is what percent of 25?
  31. 31.?% of 500 = 195
  32. 32.60 is what percent of 120?
  33. 33.?% of 250 = 20
  34. 34.What percent of 20 is 8?
  35. 35.What percent of 400 is 320?
  36. 36.?% of 500 = 145
  37. 37.?% of 50 = 32
  38. 38.?% of 60 = 36
  39. 39.?% of 150 = 48
  40. 40.What percent of 250 is 140?

Answer key

  1. 94
  2. 15
  3. 32
  4. 20
  5. 46
  6. 16
  7. 73
  8. 57
  9. 57
  10. 76
  11. 7
  12. 60
  13. 93
  14. 68
  15. 38
  16. 30
  17. 24
  18. 25
  19. 6
  20. 34
  21. 45
  22. 92
  23. 49
  24. 25
  25. 36
  26. 55
  27. 43
  28. 15
  29. 78
  30. 56
  31. 39
  32. 50
  33. 8
  34. 40
  35. 80
  36. 29
  37. 64
  38. 60
  39. 32
  40. 56

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