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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 309 · 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. 1.11/12 − 1/12 =
  2. 2.2/5 − 1/5 =
  3. 3.4/5 − 1/5 =
  4. 4.Rohan has 4/6 of a cake and gives 2/6 of the cake to a friend. What fraction of the cake does Rohan have now? =
  5. 5.Sara has 4/5 of a watermelon and gives 3/5 of the watermelon to a friend. What fraction of the watermelon does Sara have now? =
  6. 6.5/7 − 3/7 =
  7. 7.Meera has 5/8 of a chocolate bar and gives 1/8 of the chocolate bar to a friend. What fraction of the chocolate bar does Meera have now? =
  8. 8.2/3 − 1/3 =
  9. 9.Vihaan has 4/12 of a chocolate bar and gives 2/12 of the chocolate bar to a friend. What fraction of the chocolate bar does Vihaan have now? =
  10. 10.1 − 2/4 =
  11. 11.3/10 − 1/10 =
  12. 12.3/5 − 1/5 =
  13. 13.2/4 − 1/4 =
  14. 14.1 − 2/8 =
  15. 15.Tara has 7/10 of a chocolate bar and gives 2/10 of the chocolate bar to a friend. What fraction of the chocolate bar does Tara have now? =
  16. 16.1 − 1/2 =
  17. 17.Tara has 5/6 of a cake and gives 1/6 of the cake to a friend. What fraction of the cake does Tara have now? =
  18. 18.1 − 8/12 =
  19. 19.Tara 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 Tara have now? =
  20. 20.7/8 − 2/8 =
  21. 21.3/9 − 1/9 =
  22. 22.4/8 − 2/8 =
  23. 23.1 − 2/3 =
  24. 24.1 − 7/8 =
  25. 25.Tara has 3/9 of a cake and gives 1/9 of the cake to a friend. What fraction of the cake does Tara have now? =
  26. 26.3/11 − 2/11 =
  27. 27.3/6 − 2/6 =
  28. 28.1 − 4/7 =
  29. 29.1 − 1/3 =
  30. 30.1 − 3/4 =
  31. 31.Kabir has 3/9 of a cake and gives 2/9 of the cake to a friend. What fraction of the cake does Kabir have now? =
  32. 32.2/12 − 1/12 =
  33. 33.2/7 − 1/7 =
  34. 34.4/5 − 3/5 =
  35. 35.1 − 1/4 =
  36. 36.Sara has 2/9 of a cake and gives 1/9 of the cake to a friend. What fraction of the cake does Sara have now? =
  37. 37.Ishaan has 4/8 of a chocolate bar and gives 1/8 of the chocolate bar to a friend. What fraction of the chocolate bar does Ishaan have now? =
  38. 38.8/9 − 1/9 =
  39. 39.Sara has 2/4 of a cake and gives 1/4 of the cake to a friend. What fraction of the cake does Sara have now? =
  40. 40.Anaya has 8/9 of a chocolate bar and gives 6/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Anaya have now? =

Answer key

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

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