3.375 decimal form
you have to convert 2 3/4 as a improper fraction it is 11/4. 11/4 + 5/8 because you are trying to find out how much in all, so 11/4 + 5/8 is 27/8 but you have to make it into a mixed fraction which is 3 6/8 simplify= 3 3/4
hope this helps