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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 121 · 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 − 1/11 =
  2. 2.1 − 2/4 =
  3. 3.5/10 − 2/10 =
  4. 4.1 − 1/3 =
  5. 5.1 − 6/8 =
  6. 6.5/11 − 4/11 =
  7. 7.3/4 − 2/4 =
  8. 8.3/9 − 2/9 =
  9. 9.2/3 − 1/3 =
  10. 10.3/5 − 2/5 =
  11. 11.Arjun has 3/11 of a watermelon and gives 2/11 of the watermelon to a friend. What fraction of the watermelon does Arjun have now? =
  12. 12.2/8 − 1/8 =
  13. 13.4/5 − 1/5 =
  14. 14.9/10 − 3/10 =
  15. 15.1 − 5/7 =
  16. 16.2/6 − 1/6 =
  17. 17.4/5 − 2/5 =
  18. 18.6/11 − 5/11 =
  19. 19.3/9 − 1/9 =
  20. 20.Tara has 8/12 of a pizza and gives 5/12 of the pizza to a friend. What fraction of the pizza does Tara have now? =
  21. 21.Rohan has 3/4 of a watermelon and gives 2/4 of the watermelon to a friend. What fraction of the watermelon does Rohan have now? =
  22. 22.1 − 3/4 =
  23. 23.1 − 1/10 =
  24. 24.Tara has 2/8 of a pizza and gives 1/8 of the pizza to a friend. What fraction of the pizza does Tara have now? =
  25. 25.Meera has 2/3 of a watermelon and gives 1/3 of the watermelon to a friend. What fraction of the watermelon does Meera have now? =
  26. 26.1 − 7/8 =
  27. 27.Kabir has 8/9 of a chocolate bar and gives 1/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Kabir have now? =
  28. 28.3/12 − 1/12 =
  29. 29.1 − 5/8 =
  30. 30.1 − 3/9 =
  31. 31.1 − 6/10 =
  32. 32.2/4 − 1/4 =
  33. 33.Sara has 2/7 of a cake and gives 1/7 of the cake to a friend. What fraction of the cake does Sara have now? =
  34. 34.1 − 2/10 =
  35. 35.Ishaan has 4/7 of a cake and gives 2/7 of the cake to a friend. What fraction of the cake does Ishaan have now? =
  36. 36.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? =
  37. 37.1 − 1/8 =
  38. 38.1 − 1/2 =
  39. 39.2/5 − 1/5 =
  40. 40.Riya has 7/8 of a chocolate bar and gives 4/8 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =

Answer key

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

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