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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 51 · 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. 1.2/7 − 1/7 =
  2. 2.5/11 − 1/11 =
  3. 3.2/11 − 1/11 =
  4. 4.Riya has 6/7 of a pizza and gives 3/7 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  5. 5.3/9 − 1/9 =
  6. 6.2/8 − 1/8 =
  7. 7.Ishaan has 4/7 of a chocolate bar and gives 3/7 of the chocolate bar to a friend. What fraction of the chocolate bar does Ishaan have now? =
  8. 8.1 − 6/10 =
  9. 9.4/7 − 3/7 =
  10. 10.4/6 − 3/6 =
  11. 11.3/6 − 2/6 =
  12. 12.Vihaan has 2/7 of a cake and gives 1/7 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  13. 13.Riya has 3/11 of a chocolate bar and gives 1/11 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =
  14. 14.Riya has 2/6 of a watermelon and gives 1/6 of the watermelon to a friend. What fraction of the watermelon does Riya have now? =
  15. 15.1 − 3/4 =
  16. 16.5/9 − 2/9 =
  17. 17.1 − 2/3 =
  18. 18.1 − 2/10 =
  19. 19.Diya has 8/11 of a cake and gives 7/11 of the cake to a friend. What fraction of the cake does Diya have now? =
  20. 20.Riya has 2/3 of a pizza and gives 1/3 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  21. 21.6/7 − 5/7 =
  22. 22.Kabir has 8/12 of a chocolate bar and gives 2/12 of the chocolate bar to a friend. What fraction of the chocolate bar does Kabir have now? =
  23. 23.Aarav 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 Aarav have now? =
  24. 24.1 − 2/7 =
  25. 25.3/10 − 2/10 =
  26. 26.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? =
  27. 27.4/9 − 2/9 =
  28. 28.4/11 − 1/11 =
  29. 29.Tara 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 Tara have now? =
  30. 30.7/12 − 2/12 =
  31. 31.Riya has 6/12 of a chocolate bar and gives 4/12 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =
  32. 32.Arjun has 5/6 of a watermelon and gives 2/6 of the watermelon to a friend. What fraction of the watermelon does Arjun have now? =
  33. 33.4/9 − 1/9 =
  34. 34.5/6 − 2/6 =
  35. 35.Aarav has 7/8 of a watermelon and gives 5/8 of the watermelon to a friend. What fraction of the watermelon does Aarav have now? =
  36. 36.5/7 − 4/7 =
  37. 37.1 − 2/12 =
  38. 38.Kabir has 7/9 of a chocolate bar and gives 2/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Kabir have now? =
  39. 39.5/10 − 4/10 =
  40. 40.Vihaan has 5/7 of a cake and gives 2/7 of the cake to a friend. What fraction of the cake does Vihaan have now? =

Answer key

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

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