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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 123 · 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 − 3/4 =
  2. 2.8/11 − 4/11 =
  3. 3.1 − 5/10 =
  4. 4.Rohan has 2/3 of a cake and gives 1/3 of the cake to a friend. What fraction of the cake does Rohan have now? =
  5. 5.7/9 − 5/9 =
  6. 6.1 − 3/9 =
  7. 7.5/8 − 4/8 =
  8. 8.Riya has 8/12 of a chocolate bar and gives 1/12 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =
  9. 9.2/7 − 1/7 =
  10. 10.3/4 − 1/4 =
  11. 11.8/9 − 1/9 =
  12. 12.4/10 − 1/10 =
  13. 13.Meera has 5/8 of a cake and gives 1/8 of the cake to a friend. What fraction of the cake does Meera have now? =
  14. 14.2/3 − 1/3 =
  15. 15.9/10 − 4/10 =
  16. 16.Tara has 5/8 of a watermelon and gives 4/8 of the watermelon to a friend. What fraction of the watermelon does Tara have now? =
  17. 17.7/12 − 6/12 =
  18. 18.Arjun has 3/8 of a cake and gives 1/8 of the cake to a friend. What fraction of the cake does Arjun have now? =
  19. 19.1 − 4/7 =
  20. 20.3/7 − 1/7 =
  21. 21.1 − 1/3 =
  22. 22.Aarav 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 Aarav have now? =
  23. 23.1 − 3/8 =
  24. 24.2/6 − 1/6 =
  25. 25.6/8 − 5/8 =
  26. 26.5/6 − 1/6 =
  27. 27.1 − 4/8 =
  28. 28.Riya has 3/9 of a pizza and gives 2/9 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  29. 29.1 − 7/11 =
  30. 30.4/6 − 2/6 =
  31. 31.2/5 − 1/5 =
  32. 32.2/11 − 1/11 =
  33. 33.6/12 − 1/12 =
  34. 34.Vihaan has 7/8 of a watermelon and gives 4/8 of the watermelon to a friend. What fraction of the watermelon does Vihaan have now? =
  35. 35.Meera has 3/5 of a pizza and gives 2/5 of the pizza to a friend. What fraction of the pizza does Meera have now? =
  36. 36.Ishaan has 7/9 of a pizza and gives 2/9 of the pizza to a friend. What fraction of the pizza does Ishaan have now? =
  37. 37.Tara has 7/9 of a cake and gives 2/9 of the cake to a friend. What fraction of the cake does Tara have now? =
  38. 38.Riya has 2/5 of a watermelon and gives 1/5 of the watermelon to a friend. What fraction of the watermelon does Riya have now? =
  39. 39.Arjun has 2/5 of a pizza and gives 1/5 of the pizza to a friend. What fraction of the pizza does Arjun have now? =
  40. 40.5/9 − 2/9 =

Answer key

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

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