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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 115 · 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. 1.1 − 4/6 =
  2. 2.6/12 − 4/12 =
  3. 3.1 − 3/10 =
  4. 4.2/10 − 1/10 =
  5. 5.1 − 8/9 =
  6. 6.1 − 1/4 =
  7. 7.Ishaan 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 Ishaan have now? =
  8. 8.11/12 − 2/12 =
  9. 9.1 − 1/8 =
  10. 10.1 − 1/3 =
  11. 11.3/5 − 1/5 =
  12. 12.1 − 10/11 =
  13. 13.5/7 − 2/7 =
  14. 14.Arjun has 3/9 of a watermelon and gives 1/9 of the watermelon to a friend. What fraction of the watermelon does Arjun have now? =
  15. 15.2/3 − 1/3 =
  16. 16.1 − 5/7 =
  17. 17.Ishaan has 3/4 of a pizza and gives 1/4 of the pizza to a friend. What fraction of the pizza does Ishaan have now? =
  18. 18.1 − 6/8 =
  19. 19.Aarav has 2/9 of a chocolate bar and gives 1/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Aarav have now? =
  20. 20.Vihaan has 7/9 of a cake and gives 5/9 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  21. 21.Aarav has 5/7 of a cake and gives 2/7 of the cake to a friend. What fraction of the cake does Aarav have now? =
  22. 22.4/12 − 2/12 =
  23. 23.2/7 − 1/7 =
  24. 24.Tara has 4/7 of a watermelon and gives 2/7 of the watermelon to a friend. What fraction of the watermelon does Tara have now? =
  25. 25.3/4 − 1/4 =
  26. 26.2/4 − 1/4 =
  27. 27.3/6 − 1/6 =
  28. 28.Aarav has 2/5 of a watermelon and gives 1/5 of the watermelon to a friend. What fraction of the watermelon does Aarav have now? =
  29. 29.2/6 − 1/6 =
  30. 30.6/10 − 1/10 =
  31. 31.4/5 − 1/5 =
  32. 32.Ishaan has 4/5 of a cake and gives 1/5 of the cake to a friend. What fraction of the cake does Ishaan have now? =
  33. 33.Riya has 2/3 of a watermelon and gives 1/3 of the watermelon to a friend. What fraction of the watermelon does Riya have now? =
  34. 34.Aarav has 4/8 of a watermelon and gives 1/8 of the watermelon to a friend. What fraction of the watermelon does Aarav have now? =
  35. 35.1 − 1/5 =
  36. 36.2/5 − 1/5 =
  37. 37.1 − 1/2 =
  38. 38.Arjun has 5/7 of a cake and gives 4/7 of the cake to a friend. What fraction of the cake does Arjun have now? =
  39. 39.1 − 6/7 =
  40. 40.Rohan has 3/4 of a chocolate bar and gives 1/4 of the chocolate bar to a friend. What fraction of the chocolate bar does Rohan have now? =

Answer key

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

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