Question

Resolva as expressões abaixo envolvendo fraçoes .simplique quando for possivel.a1/2+2/3. B3/4+1/4
Mim ajuda por favor e urgente

Answer 1

a)

$\frac{1}{2} + \frac{2}{3} \\ \frac{1}{2} \times \frac{3}{3} = \frac{3}{6} \\ \frac{2}{3} \times \frac{2}{2} = \frac{4}{6} \\ \frac{3}{6} + \frac{4}{6} = \frac{7}{6}$

b)

$\frac{3}{4} + \frac{1}{4} = \frac{4}{4} = 1$