Question

Simplify:

$$\frac{-3}{2}+\frac{5}{4}-\frac{7}{4}$$

Answer 1

$$\frac{-3}{2}+\frac{5}{4}-\frac{7}{4}$$
$$\text{Taking the L . C . M .}\text{of the denominators:}$$
$$\frac{-6}{4}+\frac{5}{4}-\frac{7}{4}$$
$$=\frac{-6+5-7}{4}$$
$$=\frac{-8}{4}$$
$$=-2$$