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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 173 · 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.Arjun has 3/12 of a chocolate bar and gives 1/12 of the chocolate bar to a friend. What fraction of the chocolate bar does Arjun have now? =
  2. 2.1 − 3/7 =
  3. 3.Sara has 6/12 of a pizza and gives 2/12 of the pizza to a friend. What fraction of the pizza does Sara have now? =
  4. 4.Meera has 2/9 of a cake and gives 1/9 of the cake to a friend. What fraction of the cake does Meera have now? =
  5. 5.2/11 − 1/11 =
  6. 6.4/7 − 2/7 =
  7. 7.Anaya has 2/6 of a watermelon and gives 1/6 of the watermelon to a friend. What fraction of the watermelon does Anaya have now? =
  8. 8.3/10 − 2/10 =
  9. 9.1 − 1/4 =
  10. 10.2/6 − 1/6 =
  11. 11.1 − 3/5 =
  12. 12.1 − 2/7 =
  13. 13.Aarav has 4/7 of a cake and gives 1/7 of the cake to a friend. What fraction of the cake does Aarav have now? =
  14. 14.Aarav 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 Aarav have now? =
  15. 15.1 − 1/8 =
  16. 16.2/3 − 1/3 =
  17. 17.1 − 3/4 =
  18. 18.Meera has 5/10 of a cake and gives 1/10 of the cake to a friend. What fraction of the cake does Meera have now? =
  19. 19.1 − 7/12 =
  20. 20.1 − 2/9 =
  21. 21.Vihaan has 3/7 of a cake and gives 2/7 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  22. 22.2/4 − 1/4 =
  23. 23.1 − 9/12 =
  24. 24.3/5 − 2/5 =
  25. 25.1 − 1/2 =
  26. 26.Arjun has 5/9 of a cake and gives 2/9 of the cake to a friend. What fraction of the cake does Arjun have now? =
  27. 27.Diya has 2/5 of a watermelon and gives 1/5 of the watermelon to a friend. What fraction of the watermelon does Diya have now? =
  28. 28.3/9 − 2/9 =
  29. 29.Ishaan has 9/10 of a watermelon and gives 5/10 of the watermelon to a friend. What fraction of the watermelon does Ishaan have now? =
  30. 30.Meera has 7/12 of a cake and gives 6/12 of the cake to a friend. What fraction of the cake does Meera have now? =
  31. 31.2/7 − 1/7 =
  32. 32.1 − 10/11 =
  33. 33.3/4 − 2/4 =
  34. 34.5/12 − 2/12 =
  35. 35.1 − 2/12 =
  36. 36.9/12 − 1/12 =
  37. 37.1 − 8/12 =
  38. 38.1 − 1/3 =
  39. 39.Riya has 3/7 of a watermelon and gives 1/7 of the watermelon to a friend. What fraction of the watermelon does Riya have now? =
  40. 40.5/8 − 4/8 =

Answer key

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

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