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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 1 · 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. 1.3/9 − 2/9 =
  2. 2.4/5 − 3/5 =
  3. 3.7/10 − 6/10 =
  4. 4.Arjun has 2/3 of a cake and gives 1/3 of the cake to a friend. What fraction of the cake does Arjun have now? =
  5. 5.1 − 5/12 =
  6. 6.1 − 6/7 =
  7. 7.Diya has 4/12 of a watermelon and gives 2/12 of the watermelon to a friend. What fraction of the watermelon does Diya have now? =
  8. 8.Aarav has 3/10 of a cake and gives 1/10 of the cake to a friend. What fraction of the cake does Aarav have now? =
  9. 9.9/12 − 4/12 =
  10. 10.1 − 7/12 =
  11. 11.1 − 4/8 =
  12. 12.1 − 3/4 =
  13. 13.1 − 1/8 =
  14. 14.1 − 1/3 =
  15. 15.3/4 − 2/4 =
  16. 16.8/11 − 2/11 =
  17. 17.3/5 − 2/5 =
  18. 18.11/12 − 4/12 =
  19. 19.2/5 − 1/5 =
  20. 20.Riya has 3/4 of a chocolate bar and gives 1/4 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =
  21. 21.Sara has 2/7 of a pizza and gives 1/7 of the pizza to a friend. What fraction of the pizza does Sara have now? =
  22. 22.2/10 − 1/10 =
  23. 23.5/8 − 2/8 =
  24. 24.Ishaan has 7/8 of a watermelon and gives 6/8 of the watermelon to a friend. What fraction of the watermelon does Ishaan have now? =
  25. 25.1 − 2/5 =
  26. 26.Kabir has 9/12 of a watermelon and gives 3/12 of the watermelon to a friend. What fraction of the watermelon does Kabir have now? =
  27. 27.1 − 4/5 =
  28. 28.2/3 − 1/3 =
  29. 29.Aarav has 2/6 of a cake and gives 1/6 of the cake to a friend. What fraction of the cake does Aarav have now? =
  30. 30.1 − 1/2 =
  31. 31.Tara has 4/5 of a chocolate bar and gives 1/5 of the chocolate bar to a friend. What fraction of the chocolate bar does Tara have now? =
  32. 32.5/11 − 1/11 =
  33. 33.1 − 3/10 =
  34. 34.Vihaan has 2/4 of a chocolate bar and gives 1/4 of the chocolate bar to a friend. What fraction of the chocolate bar does Vihaan have now? =
  35. 35.1 − 5/10 =
  36. 36.2/11 − 1/11 =
  37. 37.1 − 6/9 =
  38. 38.6/9 − 3/9 =
  39. 39.8/12 − 5/12 =
  40. 40.1 − 3/8 =

Answer key

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

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