Respuesta:
[tex] \mathtt{A) \frac{4}{6} - \frac{3}{2} = \frac{4 - 9}{6} = - \frac{5}{6} }[/tex]
[tex] \mathtt{ B) \frac{9}{3} - \frac{3}{2} = \frac{6 - 3}{2} = \frac{3}{2} }[/tex]
