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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 15 · 40 questions
TalentJR

The method (1 whole = b/b): Same bottom number: subtract the top numbers and keep the bottom. To take a fraction from 1, write 1 as b/b (1 = 10/10). Simplify the answer.

NameDateTime takenScore ___ / 40
  1. 1.Kabir has 3/12 of a cake and gives 1/12 of the cake to a friend. What fraction of the cake does Kabir have now? =
  2. 2.5/10 − 3/10 =
  3. 3.Riya has 2/3 of a chocolate bar and gives 1/3 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =
  4. 4.9/10 − 7/10 =
  5. 5.10/12 − 1/12 =
  6. 6.1 − 5/12 =
  7. 7.1 − 4/5 =
  8. 8.7/9 − 6/9 =
  9. 9.2/5 − 1/5 =
  10. 10.2/3 − 1/3 =
  11. 11.7/11 − 2/11 =
  12. 12.Meera has 4/5 of a pizza and gives 2/5 of the pizza to a friend. What fraction of the pizza does Meera have now? =
  13. 13.2/4 − 1/4 =
  14. 14.1 − 1/3 =
  15. 15.1 − 6/8 =
  16. 16.Aarav has 3/6 of a cake and gives 2/6 of the cake to a friend. What fraction of the cake does Aarav have now? =
  17. 17.4/9 − 3/9 =
  18. 18.Aarav has 8/10 of a cake and gives 1/10 of the cake to a friend. What fraction of the cake does Aarav have now? =
  19. 19.Rohan has 2/6 of a chocolate bar and gives 1/6 of the chocolate bar to a friend. What fraction of the chocolate bar does Rohan have now? =
  20. 20.4/11 − 1/11 =
  21. 21.Sara has 3/6 of a cake and gives 2/6 of the cake to a friend. What fraction of the cake does Sara have now? =
  22. 22.Aarav has 2/8 of a chocolate bar and gives 1/8 of the chocolate bar to a friend. What fraction of the chocolate bar does Aarav have now? =
  23. 23.1 − 1/4 =
  24. 24.1 − 3/8 =
  25. 25.9/11 − 7/11 =
  26. 26.3/11 − 2/11 =
  27. 27.Aarav has 3/10 of a cake and gives 2/10 of the cake to a friend. What fraction of the cake does Aarav have now? =
  28. 28.1 − 1/2 =
  29. 29.2/7 − 1/7 =
  30. 30.Meera has 3/7 of a cake and gives 2/7 of the cake to a friend. What fraction of the cake does Meera have now? =
  31. 31.Riya has 3/9 of a chocolate bar and gives 2/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =
  32. 32.Vihaan has 4/9 of a cake and gives 1/9 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  33. 33.Tara has 7/11 of a chocolate bar and gives 5/11 of the chocolate bar to a friend. What fraction of the chocolate bar does Tara have now? =
  34. 34.5/6 − 1/6 =
  35. 35.Rohan has 3/4 of a pizza and gives 1/4 of the pizza to a friend. What fraction of the pizza does Rohan have now? =
  36. 36.1 − 2/6 =
  37. 37.Anaya has 3/6 of a watermelon and gives 1/6 of the watermelon to a friend. What fraction of the watermelon does Anaya have now? =
  38. 38.2/8 − 1/8 =
  39. 39.7/10 − 2/10 =
  40. 40.Kabir has 4/11 of a cake and gives 2/11 of the cake to a friend. What fraction of the cake does Kabir have now? =

Answer key

  1. 1/6
  2. 1/5
  3. 1/3
  4. 1/5
  5. 3/4
  6. 7/12
  7. 1/5
  8. 1/9
  9. 1/5
  10. 1/3
  11. 5/11
  12. 2/5
  13. 1/4
  14. 2/3
  15. 1/4
  16. 1/6
  17. 1/9
  18. 7/10
  19. 1/6
  20. 3/11
  21. 1/6
  22. 1/8
  23. 3/4
  24. 5/8
  25. 2/11
  26. 1/11
  27. 1/10
  28. 1/2
  29. 1/7
  30. 1/7
  31. 1/9
  32. 1/3
  33. 2/11
  34. 2/3
  35. 1/2
  36. 2/3
  37. 1/3
  38. 1/8
  39. 1/2
  40. 2/11

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