Question

-0.70 — (-2/5)+ 0.4 + (-1/4)

Answer 1

-0.15

Explanation:

the easiest way to do this is to convert all of the numbers to decimals. -2/5 becomes -0.4, and -1/4 becomes -0.25. Then you simplify the equation to get - 0.7 + 0.4 + 0.4 - 0.25, which you then solve to get -0.15.