Respuesta :

Answer:

The sum would be

[tex]\frac{3}{2} [/tex]

The difference would be

[tex] \frac{2}{3} - \frac{5}{6} = - \frac{1}{6} \\ \\ or \\ \\ \frac{5}{6} - \frac{2}{3} = \frac{1}{6} [/tex]