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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 297 · 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 − 6/11 =
  2. 2.Kabir has 2/10 of a pizza and gives 1/10 of the pizza to a friend. What fraction of the pizza does Kabir have now? =
  3. 3.2/11 − 1/11 =
  4. 4.Ishaan has 7/10 of a cake and gives 1/10 of the cake to a friend. What fraction of the cake does Ishaan have now? =
  5. 5.1 − 7/10 =
  6. 6.5/7 − 3/7 =
  7. 7.2/5 − 1/5 =
  8. 8.1 − 1/7 =
  9. 9.3/7 − 1/7 =
  10. 10.4/5 − 2/5 =
  11. 11.1 − 2/4 =
  12. 12.3/5 − 2/5 =
  13. 13.Tara has 8/11 of a watermelon and gives 1/11 of the watermelon to a friend. What fraction of the watermelon does Tara have now? =
  14. 14.Riya has 2/12 of a cake and gives 1/12 of the cake to a friend. What fraction of the cake does Riya have now? =
  15. 15.2/9 − 1/9 =
  16. 16.1 − 1/9 =
  17. 17.2/6 − 1/6 =
  18. 18.1 − 3/10 =
  19. 19.1 − 1/3 =
  20. 20.2/4 − 1/4 =
  21. 21.1 − 5/11 =
  22. 22.1 − 1/2 =
  23. 23.2/8 − 1/8 =
  24. 24.Riya has 7/8 of a pizza and gives 3/8 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  25. 25.Sara has 8/11 of a pizza and gives 3/11 of the pizza to a friend. What fraction of the pizza does Sara have now? =
  26. 26.1 − 2/5 =
  27. 27.Sara has 6/9 of a chocolate bar and gives 2/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Sara have now? =
  28. 28.1 − 4/9 =
  29. 29.Anaya has 8/12 of a watermelon and gives 2/12 of the watermelon to a friend. What fraction of the watermelon does Anaya have now? =
  30. 30.Tara has 4/11 of a chocolate bar and gives 1/11 of the chocolate bar to a friend. What fraction of the chocolate bar does Tara have now? =
  31. 31.Anaya has 4/7 of a chocolate bar and gives 1/7 of the chocolate bar to a friend. What fraction of the chocolate bar does Anaya have now? =
  32. 32.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? =
  33. 33.8/10 − 1/10 =
  34. 34.Tara has 8/9 of a pizza and gives 4/9 of the pizza to a friend. What fraction of the pizza does Tara have now? =
  35. 35.3/6 − 2/6 =
  36. 36.1 − 2/3 =
  37. 37.1 − 1/5 =
  38. 38.1 − 2/9 =
  39. 39.1 − 3/4 =
  40. 40.1 − 3/6 =

Answer key

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

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