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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 137 · 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. 1.2/3 − 1/3 =
  2. 2.1 − 1/4 =
  3. 3.1 − 6/12 =
  4. 4.2/4 − 1/4 =
  5. 5.3/8 − 1/8 =
  6. 6.3/4 − 2/4 =
  7. 7.Arjun has 6/12 of a pizza and gives 5/12 of the pizza to a friend. What fraction of the pizza does Arjun have now? =
  8. 8.Arjun has 9/10 of a pizza and gives 7/10 of the pizza to a friend. What fraction of the pizza does Arjun have now? =
  9. 9.1 − 8/9 =
  10. 10.2/6 − 1/6 =
  11. 11.Vihaan has 2/3 of a watermelon and gives 1/3 of the watermelon to a friend. What fraction of the watermelon does Vihaan have now? =
  12. 12.1 − 1/3 =
  13. 13.Arjun has 4/7 of a cake and gives 1/7 of the cake to a friend. What fraction of the cake does Arjun have now? =
  14. 14.1 − 1/2 =
  15. 15.1 − 3/10 =
  16. 16.5/7 − 3/7 =
  17. 17.1 − 3/9 =
  18. 18.Sara has 2/3 of a cake and gives 1/3 of the cake to a friend. What fraction of the cake does Sara have now? =
  19. 19.1 − 4/10 =
  20. 20.4/9 − 3/9 =
  21. 21.3/6 − 1/6 =
  22. 22.1 − 5/8 =
  23. 23.1 − 5/6 =
  24. 24.3/4 − 1/4 =
  25. 25.1 − 3/4 =
  26. 26.Arjun has 9/10 of a watermelon and gives 4/10 of the watermelon to a friend. What fraction of the watermelon does Arjun have now? =
  27. 27.Vihaan has 2/11 of a cake and gives 1/11 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  28. 28.2/11 − 1/11 =
  29. 29.7/11 − 4/11 =
  30. 30.4/7 − 3/7 =
  31. 31.11/12 − 7/12 =
  32. 32.Arjun has 7/11 of a cake and gives 2/11 of the cake to a friend. What fraction of the cake does Arjun have now? =
  33. 33.8/10 − 4/10 =
  34. 34.1 − 4/7 =
  35. 35.Tara has 8/11 of a watermelon and gives 2/11 of the watermelon to a friend. What fraction of the watermelon does Tara have now? =
  36. 36.5/10 − 4/10 =
  37. 37.1 − 7/11 =
  38. 38.Sara has 2/5 of a chocolate bar and gives 1/5 of the chocolate bar to a friend. What fraction of the chocolate bar does Sara have now? =
  39. 39.Rohan has 6/8 of a cake and gives 5/8 of the cake to a friend. What fraction of the cake does Rohan have now? =
  40. 40.Rohan has 3/9 of a cake and gives 2/9 of the cake to a friend. What fraction of the cake does Rohan have now? =

Answer key

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

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