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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 420 · 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. 1.3/7 − 1/7 =
  2. 2.1 − 1/6 =
  3. 3.1 − 4/5 =
  4. 4.7/8 − 3/8 =
  5. 5.Kabir has 7/8 of a cake and gives 1/8 of the cake to a friend. What fraction of the cake does Kabir have now? =
  6. 6.Sara has 5/6 of a chocolate bar and gives 2/6 of the chocolate bar to a friend. What fraction of the chocolate bar does Sara have now? =
  7. 7.1 − 2/7 =
  8. 8.7/12 − 1/12 =
  9. 9.Rohan has 7/11 of a chocolate bar and gives 6/11 of the chocolate bar to a friend. What fraction of the chocolate bar does Rohan have now? =
  10. 10.6/10 − 4/10 =
  11. 11.1 − 1/2 =
  12. 12.Arjun has 4/5 of a chocolate bar and gives 2/5 of the chocolate bar to a friend. What fraction of the chocolate bar does Arjun have now? =
  13. 13.Kabir has 3/11 of a pizza and gives 1/11 of the pizza to a friend. What fraction of the pizza does Kabir have now? =
  14. 14.1 − 1/3 =
  15. 15.1 − 2/8 =
  16. 16.2/6 − 1/6 =
  17. 17.3/6 − 1/6 =
  18. 18.1 − 3/9 =
  19. 19.Arjun has 3/5 of a watermelon and gives 1/5 of the watermelon to a friend. What fraction of the watermelon does Arjun have now? =
  20. 20.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? =
  21. 21.2/3 − 1/3 =
  22. 22.2/5 − 1/5 =
  23. 23.Tara has 5/6 of a chocolate bar and gives 2/6 of the chocolate bar to a friend. What fraction of the chocolate bar does Tara have now? =
  24. 24.2/8 − 1/8 =
  25. 25.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? =
  26. 26.Tara has 2/4 of a pizza and gives 1/4 of the pizza to a friend. What fraction of the pizza does Tara have now? =
  27. 27.1 − 1/4 =
  28. 28.1 − 3/5 =
  29. 29.Meera has 6/11 of a chocolate bar and gives 1/11 of the chocolate bar to a friend. What fraction of the chocolate bar does Meera have now? =
  30. 30.2/10 − 1/10 =
  31. 31.5/9 − 3/9 =
  32. 32.9/11 − 1/11 =
  33. 33.1 − 3/4 =
  34. 34.1 − 5/12 =
  35. 35.Vihaan has 5/7 of a pizza and gives 1/7 of the pizza to a friend. What fraction of the pizza does Vihaan have now? =
  36. 36.Arjun has 3/4 of a watermelon and gives 2/4 of the watermelon to a friend. What fraction of the watermelon does Arjun have now? =
  37. 37.1 − 6/10 =
  38. 38.4/6 − 2/6 =
  39. 39.3/9 − 2/9 =
  40. 40.1 − 4/6 =

Answer key

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

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