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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 15 · 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. 1.14 is what percent of 20?
  2. 2.?% of 120 = 30
  3. 3.What percent of 20 is 14?
  4. 4.?% of 400 = 60
  5. 5.10 is what percent of 20?
  6. 6.What percent of 400 is 276?
  7. 7.20 is what percent of 50?
  8. 8.?% of 300 = 204
  9. 9.What percent of 50 is 33?
  10. 10.?% of 400 = 84
  11. 11.15 is what percent of 150?
  12. 12.What percent of 500 is 200?
  13. 13.What percent of 25 is 6?
  14. 14.What percent of 500 is 35?
  15. 15.What percent of 50 is 12?
  16. 16.52 is what percent of 80?
  17. 17.?% of 50 = 25
  18. 18.?% of 25 = 9
  19. 19.?% of 250 = 90
  20. 20.What percent of 300 is 51?
  21. 21.What percent of 60 is 30?
  22. 22.5 is what percent of 50?
  23. 23.?% of 60 = 30
  24. 24.?% of 80 = 56
  25. 25.?% of 150 = 33
  26. 26.What percent of 80 is 12?
  27. 27.90 is what percent of 150?
  28. 28.?% of 50 = 47
  29. 29.?% of 400 = 28
  30. 30.27 is what percent of 60?
  31. 31.What percent of 150 is 57?
  32. 32.?% of 40 = 20
  33. 33.What percent of 25 is 9?
  34. 34.What percent of 80 is 8?
  35. 35.?% of 50 = 45
  36. 36.40 is what percent of 50?
  37. 37.19 is what percent of 20?
  38. 38.?% of 150 = 45
  39. 39.9 is what percent of 25?
  40. 40.16 is what percent of 20?

Answer key

  1. 70
  2. 25
  3. 70
  4. 15
  5. 50
  6. 69
  7. 40
  8. 68
  9. 66
  10. 21
  11. 10
  12. 40
  13. 24
  14. 7
  15. 24
  16. 65
  17. 50
  18. 36
  19. 36
  20. 17
  21. 50
  22. 10
  23. 50
  24. 70
  25. 22
  26. 15
  27. 60
  28. 94
  29. 7
  30. 45
  31. 38
  32. 50
  33. 36
  34. 10
  35. 90
  36. 80
  37. 95
  38. 30
  39. 36
  40. 80

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage