Subtracting Fractions

4/8

7/8 - 3/8

3/6

4/6 - 1/6

5/10

9/10 - 4/10

5/9

12/9 - 7/9

1/5

2/5 - 1/5

2/3

3/3 - 1/3

1/4

2/4 - 1/4

2/12

9/12 - 7/12

1/7

6/7 - 5/7

3/4

3/4 - 0/4

5/8

9/8 - 4/8

5/3

8/3 - 3/3