Question

Evaluate each expression below.  Be sure to include IM notes (+/- and C/D) for each problem

Answer 1

a) -3 + (-1.5) = -3 - 1.5 = - (3 + 1.5) = -4.5

3

+

1.5

--------

4.5

b) -2 1/2 = -(2*2 + 1)/2 = -5/2

`-(5)/(2)+(2)/(3)=\text{ }\frac{-5\cdot3\text{ + 2}\cdot2}{2\cdot3}=(-15+4)/(6)=(-11)/(6)`