Amarjeet K. answered 10/29/14
Tutor
4.6
(8)
Professional Engineer for Math and Science Turoring
2 3/4 = (4x2+3)/4 = 11/4
3 1/4 = 13/4
4 3/4 = 19/4
Add all of them
11/4 + 13/4 + 19/4 = 43/4 = 10 3/4
:)