Question

gente preciso do cálculo me ajudem porfavor​

Answer 1

Resposta:

a)  

$2.\frac{1}{2} +\frac{2}{3} \\\\\frac{2}{2} + \frac{2}{3} \\\\\frac{6 + 4}{6} = \frac{10}{6} = \frac{5}{3}$

b)

$\frac{2}{3} -\frac{1}{2} \\\\\frac{4-3}{6} = \frac{1}{6}$