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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 409 · 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.Diya has 8/11 of a chocolate bar and gives 2/11 of the chocolate bar to a friend. What fraction of the chocolate bar does Diya have now? =
  2. 2.7/8 − 2/8 =
  3. 3.4/5 − 1/5 =
  4. 4.Diya 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 Diya have now? =
  5. 5.8/10 − 2/10 =
  6. 6.1 − 1/2 =
  7. 7.2/7 − 1/7 =
  8. 8.Kabir 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 Kabir have now? =
  9. 9.1 − 4/9 =
  10. 10.9/11 − 1/11 =
  11. 11.3/9 − 2/9 =
  12. 12.Arjun has 4/7 of a chocolate bar and gives 2/7 of the chocolate bar to a friend. What fraction of the chocolate bar does Arjun have now? =
  13. 13.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? =
  14. 14.1 − 2/3 =
  15. 15.1 − 5/11 =
  16. 16.Kabir has 2/3 of a watermelon and gives 1/3 of the watermelon to a friend. What fraction of the watermelon does Kabir have now? =
  17. 17.Anaya has 2/4 of a cake and gives 1/4 of the cake to a friend. What fraction of the cake does Anaya have now? =
  18. 18.7/8 − 6/8 =
  19. 19.1 − 4/6 =
  20. 20.Anaya has 9/11 of a pizza and gives 6/11 of the pizza to a friend. What fraction of the pizza does Anaya have now? =
  21. 21.6/8 − 3/8 =
  22. 22.8/9 − 1/9 =
  23. 23.1 − 3/12 =
  24. 24.4/9 − 2/9 =
  25. 25.2/5 − 1/5 =
  26. 26.2/12 − 1/12 =
  27. 27.1 − 1/4 =
  28. 28.3/4 − 2/4 =
  29. 29.2/3 − 1/3 =
  30. 30.1 − 1/6 =
  31. 31.Sara has 2/4 of a chocolate bar and gives 1/4 of the chocolate bar to a friend. What fraction of the chocolate bar does Sara have now? =
  32. 32.1 − 5/7 =
  33. 33.Anaya has 3/8 of a pizza and gives 1/8 of the pizza to a friend. What fraction of the pizza does Anaya have now? =
  34. 34.Arjun has 9/12 of a chocolate bar and gives 6/12 of the chocolate bar to a friend. What fraction of the chocolate bar does Arjun have now? =
  35. 35.1 − 1/5 =
  36. 36.1 − 8/12 =
  37. 37.Riya has 2/6 of a cake and gives 1/6 of the cake to a friend. What fraction of the cake does Riya have now? =
  38. 38.1 − 5/12 =
  39. 39.Meera has 4/5 of a pizza and gives 1/5 of the pizza to a friend. What fraction of the pizza does Meera have now? =
  40. 40.1 − 10/11 =

Answer key

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

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