Addition of 9 and 3/1

The given input are 9 and 3/1

9 can be written as 9/1 in fraction format

The given fractions are 9/1 and 3/1

Firstly the L.C.M should be done for the denominators of the two fractions 9/1 and 3/1

9/1+3/1

If the L.C.M of the denominators of the both fractions 9/1 and 3/1 are same, the numerators are added directly taking the similar integer as the denominator

= 9 + 3/1

= 12/1

Result: 12/1