Question

ayudaaa es para ya porfa​

Answer 1

2/19 + 2/38 =

4/38 + 2/38 =

6/38 =

3/19

3/5 + 6/15 =

9/15 + 6/15 =

15/15 =

1

5/8 - 1/4 =

5/8 - 2/8 =

3/8

4/7 - 4/14 =

8/14 - 4/14 =

4/14 =

2/7