1 1/8 x 2 1/2=

Can you please assist me in figuring out how to get the answer on the above and how to multiply?

Thank you

8/8 + 1/8 = 9/8

4/2 + 1/2 = 5/2
so
9/8 * 5/2 = 45/16

= 32/16 + 13/16

= 2 13/16