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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 286 · 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 − 8/10 =
  2. 2.1 − 1/12 =
  3. 3.Vihaan has 2/3 of a pizza and gives 1/3 of the pizza to a friend. What fraction of the pizza does Vihaan have now? =
  4. 4.8/9 − 2/9 =
  5. 5.1 − 2/6 =
  6. 6.1 − 9/10 =
  7. 7.1 − 1/8 =
  8. 8.2/9 − 1/9 =
  9. 9.1 − 3/11 =
  10. 10.2/3 − 1/3 =
  11. 11.Sara has 7/11 of a chocolate bar and gives 2/11 of the chocolate bar to a friend. What fraction of the chocolate bar does Sara have now? =
  12. 12.9/11 − 5/11 =
  13. 13.1 − 1/3 =
  14. 14.Rohan has 4/9 of a chocolate bar and gives 2/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Rohan have now? =
  15. 15.Kabir has 4/5 of a pizza and gives 1/5 of the pizza to a friend. What fraction of the pizza does Kabir have now? =
  16. 16.1 − 1/2 =
  17. 17.5/7 − 1/7 =
  18. 18.7/8 − 1/8 =
  19. 19.Tara has 4/5 of a cake and gives 3/5 of the cake to a friend. What fraction of the cake does Tara have now? =
  20. 20.2/4 − 1/4 =
  21. 21.Tara 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 Tara have now? =
  22. 22.1 − 1/4 =
  23. 23.Arjun has 2/10 of a chocolate bar and gives 1/10 of the chocolate bar to a friend. What fraction of the chocolate bar does Arjun have now? =
  24. 24.1 − 5/9 =
  25. 25.Kabir has 6/7 of a cake and gives 4/7 of the cake to a friend. What fraction of the cake does Kabir have now? =
  26. 26.8/12 − 4/12 =
  27. 27.8/9 − 7/9 =
  28. 28.Riya has 4/5 of a pizza and gives 2/5 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  29. 29.5/10 − 4/10 =
  30. 30.Vihaan has 7/12 of a watermelon and gives 4/12 of the watermelon to a friend. What fraction of the watermelon does Vihaan have now? =
  31. 31.1 − 4/5 =
  32. 32.7/8 − 4/8 =
  33. 33.Arjun has 3/7 of a cake and gives 1/7 of the cake to a friend. What fraction of the cake does Arjun have now? =
  34. 34.Tara has 3/7 of a cake and gives 2/7 of the cake to a friend. What fraction of the cake does Tara have now? =
  35. 35.1 − 2/3 =
  36. 36.1 − 3/4 =
  37. 37.3/4 − 2/4 =
  38. 38.1 − 7/8 =
  39. 39.Kabir has 2/3 of a pizza and gives 1/3 of the pizza to a friend. What fraction of the pizza does Kabir have now? =
  40. 40.1 − 1/6 =

Answer key

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

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