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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 146 · 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.What percent of 200 is 102?
  2. 2.?% of 50 = 13
  3. 3.?% of 25 = 5
  4. 4.What percent of 25 is 20?
  5. 5.What percent of 60 is 42?
  6. 6.What percent of 150 is 87?
  7. 7.What percent of 400 is 224?
  8. 8.28 is what percent of 40?
  9. 9.What percent of 300 is 129?
  10. 10.What percent of 50 is 24?
  11. 11.What percent of 120 is 114?
  12. 12.What percent of 400 is 208?
  13. 13.What percent of 20 is 1?
  14. 14.?% of 400 = 36
  15. 15.96 is what percent of 150?
  16. 16.What percent of 25 is 13?
  17. 17.?% of 120 = 24
  18. 18.84 is what percent of 120?
  19. 19.?% of 150 = 45
  20. 20.?% of 25 = 8
  21. 21.?% of 250 = 215
  22. 22.What percent of 25 is 14?
  23. 23.11 is what percent of 20?
  24. 24.?% of 20 = 1
  25. 25.What percent of 80 is 40?
  26. 26.?% of 80 = 48
  27. 27.?% of 120 = 114
  28. 28.What percent of 60 is 9?
  29. 29.What percent of 200 is 112?
  30. 30.What percent of 500 is 50?
  31. 31.What percent of 120 is 36?
  32. 32.?% of 500 = 420
  33. 33.?% of 60 = 15
  34. 34.What percent of 50 is 22?
  35. 35.What percent of 150 is 9?
  36. 36.14 is what percent of 50?
  37. 37.?% of 50 = 36
  38. 38.?% of 25 = 20
  39. 39.112 is what percent of 200?
  40. 40.What percent of 40 is 28?

Answer key

  1. 51
  2. 26
  3. 20
  4. 80
  5. 70
  6. 58
  7. 56
  8. 70
  9. 43
  10. 48
  11. 95
  12. 52
  13. 5
  14. 9
  15. 64
  16. 52
  17. 20
  18. 70
  19. 30
  20. 32
  21. 86
  22. 56
  23. 55
  24. 5
  25. 50
  26. 60
  27. 95
  28. 15
  29. 56
  30. 10
  31. 30
  32. 84
  33. 25
  34. 44
  35. 6
  36. 28
  37. 72
  38. 80
  39. 56
  40. 70

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