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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 48 · 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. 1.3/4 − 2/4 =
  2. 2.8/9 − 4/9 =
  3. 3.1 − 1/3 =
  4. 4.Riya has 6/8 of a watermelon and gives 2/8 of the watermelon to a friend. What fraction of the watermelon does Riya have now? =
  5. 5.Vihaan has 5/11 of a watermelon and gives 4/11 of the watermelon to a friend. What fraction of the watermelon does Vihaan have now? =
  6. 6.9/12 − 3/12 =
  7. 7.7/8 − 6/8 =
  8. 8.6/12 − 4/12 =
  9. 9.Kabir has 8/9 of a cake and gives 6/9 of the cake to a friend. What fraction of the cake does Kabir have now? =
  10. 10.5/12 − 1/12 =
  11. 11.Anaya has 2/3 of a pizza and gives 1/3 of the pizza to a friend. What fraction of the pizza does Anaya have now? =
  12. 12.1 − 4/12 =
  13. 13.Riya has 11/12 of a cake and gives 9/12 of the cake to a friend. What fraction of the cake does Riya have now? =
  14. 14.2/3 − 1/3 =
  15. 15.4/7 − 1/7 =
  16. 16.4/11 − 1/11 =
  17. 17.Kabir 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 Kabir have now? =
  18. 18.1 − 8/9 =
  19. 19.Riya has 2/3 of a cake and gives 1/3 of the cake to a friend. What fraction of the cake does Riya have now? =
  20. 20.5/7 − 2/7 =
  21. 21.Sara has 7/12 of a watermelon and gives 6/12 of the watermelon to a friend. What fraction of the watermelon does Sara have now? =
  22. 22.6/12 − 2/12 =
  23. 23.1 − 1/5 =
  24. 24.1 − 3/9 =
  25. 25.1 − 1/2 =
  26. 26.1 − 3/5 =
  27. 27.Vihaan has 2/4 of a cake and gives 1/4 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  28. 28.2/4 − 1/4 =
  29. 29.4/9 − 1/9 =
  30. 30.7/8 − 5/8 =
  31. 31.1 − 2/6 =
  32. 32.2/5 − 1/5 =
  33. 33.1 − 6/8 =
  34. 34.Diya has 6/7 of a watermelon and gives 1/7 of the watermelon to a friend. What fraction of the watermelon does Diya have now? =
  35. 35.7/8 − 3/8 =
  36. 36.1 − 2/9 =
  37. 37.4/8 − 3/8 =
  38. 38.4/10 − 3/10 =
  39. 39.Tara has 4/6 of a chocolate bar and gives 3/6 of the chocolate bar to a friend. What fraction of the chocolate bar does Tara have now? =
  40. 40.9/11 − 4/11 =

Answer key

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

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