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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 7 · 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. 1.8 is what percent of 25?
  2. 2.What percent of 25 is 7?
  3. 3.102 is what percent of 150?
  4. 4.What percent of 60 is 33?
  5. 5.21 is what percent of 50?
  6. 6.What percent of 120 is 42?
  7. 7.19 is what percent of 25?
  8. 8.1 is what percent of 20?
  9. 9.?% of 25 = 6
  10. 10.What percent of 250 is 110?
  11. 11.What percent of 50 is 24?
  12. 12.?% of 250 = 130
  13. 13.?% of 60 = 36
  14. 14.What percent of 400 is 20?
  15. 15.110 is what percent of 500?
  16. 16.98 is what percent of 200?
  17. 17.?% of 60 = 6
  18. 18.111 is what percent of 150?
  19. 19.What percent of 250 is 190?
  20. 20.?% of 20 = 14
  21. 21.44 is what percent of 50?
  22. 22.56 is what percent of 200?
  23. 23.102 is what percent of 200?
  24. 24.22 is what percent of 40?
  25. 25.5 is what percent of 25?
  26. 26.116 is what percent of 200?
  27. 27.What percent of 50 is 14?
  28. 28.What percent of 25 is 23?
  29. 29.What percent of 20 is 17?
  30. 30.What percent of 40 is 24?
  31. 31.?% of 20 = 19
  32. 32.48 is what percent of 150?
  33. 33.What percent of 40 is 26?
  34. 34.?% of 80 = 28
  35. 35.48 is what percent of 120?
  36. 36.60 is what percent of 300?
  37. 37.What percent of 250 is 120?
  38. 38.?% of 25 = 16
  39. 39.What percent of 20 is 2?
  40. 40.?% of 40 = 18

Answer key

  1. 32
  2. 28
  3. 68
  4. 55
  5. 42
  6. 35
  7. 76
  8. 5
  9. 24
  10. 44
  11. 48
  12. 52
  13. 60
  14. 5
  15. 22
  16. 49
  17. 10
  18. 74
  19. 76
  20. 70
  21. 88
  22. 28
  23. 51
  24. 55
  25. 20
  26. 58
  27. 28
  28. 92
  29. 85
  30. 60
  31. 95
  32. 32
  33. 65
  34. 35
  35. 40
  36. 20
  37. 48
  38. 64
  39. 10
  40. 45

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