2 3/4 x 3 1/2

2 3/4 x 3 1/2 = 9 5/8 

First you have to turn it into an improper fraction:

11/4 x 7/2

Now we times:

11 x 7 = 77

             __

4 x 2 =   8

Now we simplify

8 can go into 72 9 x

9 5/8