Respuesta :

Answer:

2 1/4

Explanation:

Answer:

[tex]{ \rm{ = \frac{1}{2} ( - 1 \frac{3}{4} - ( - 2 \frac{1}{2})) }} \\ \\ = { \rm{ \frac{1}{2} ( \frac{3}{4}) }} \\ \\ = { \rm{ \frac{3}{8} }}[/tex]