The fraction 104/126 can be simplified to 4/6, or further reduced to 2/3.
11/104 cannot be simplified.
No.
it is 3
13/104 = 1/8
It is: 104/180 = 26/45
94/104 = 47/52
126/12 = 21/2 or 10.5
It is: 78/126 = 13/21 simplified
1 over 9
No, it cannot.
11 over 13