Question

Add the opposite of 2 1 /2 to the sum of 1.25 and (−1 3/4 ).

Answer 1

-3.0

Explanation:

The opposite of 2 & 1/2 is the negation, or -2 & 1/2, or -2.5.

The sum of 1.25 (1 & 1/4 or 5/4) and -1 & 3/4 (-1.75 or -7/4) is -2/4 (or -0.5).

So if we add -2.5 to -0.5, we get -3.0.