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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 276 · 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 = 32
  2. 2.What percent of 40 is 36?
  3. 3.4 is what percent of 80?
  4. 4.What percent of 80 is 8?
  5. 5.What percent of 500 is 265?
  6. 6.?% of 60 = 21
  7. 7.What percent of 20 is 4?
  8. 8.What percent of 150 is 111?
  9. 9.?% of 300 = 72
  10. 10.?% of 50 = 17
  11. 11.8 is what percent of 25?
  12. 12.60 is what percent of 250?
  13. 13.10 is what percent of 25?
  14. 14.What percent of 500 is 400?
  15. 15.What percent of 120 is 66?
  16. 16.16 is what percent of 20?
  17. 17.What percent of 500 is 125?
  18. 18.117 is what percent of 150?
  19. 19.?% of 40 = 16
  20. 20.?% of 400 = 208
  21. 21.What percent of 120 is 24?
  22. 22.What percent of 25 is 20?
  23. 23.28 is what percent of 40?
  24. 24.?% of 200 = 34
  25. 25.?% of 25 = 5
  26. 26.24 is what percent of 80?
  27. 27.What percent of 20 is 10?
  28. 28.68 is what percent of 80?
  29. 29.156 is what percent of 300?
  30. 30.?% of 25 = 8
  31. 31.?% of 60 = 12
  32. 32.250 is what percent of 500?
  33. 33.36 is what percent of 120?
  34. 34.111 is what percent of 300?
  35. 35.?% of 50 = 36
  36. 36.What percent of 80 is 16?
  37. 37.What percent of 50 is 46?
  38. 38.What percent of 400 is 48?
  39. 39.?% of 150 = 117
  40. 40.?% of 80 = 76

Answer key

  1. 80
  2. 90
  3. 5
  4. 10
  5. 53
  6. 35
  7. 20
  8. 74
  9. 24
  10. 34
  11. 32
  12. 24
  13. 40
  14. 80
  15. 55
  16. 80
  17. 25
  18. 78
  19. 40
  20. 52
  21. 20
  22. 80
  23. 70
  24. 17
  25. 20
  26. 30
  27. 50
  28. 85
  29. 52
  30. 32
  31. 20
  32. 50
  33. 30
  34. 37
  35. 72
  36. 20
  37. 92
  38. 12
  39. 78
  40. 95

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