Question

2) Resolva
$\frac{2}{5} + \frac{7}{5}$

$\frac{3}{5} + \frac{1}{10}$

$\frac{1}{2} + \frac{3}{4}$

$\frac{2}{5} \times \frac{1}{6}$

$\frac{2}{3} \div \frac{1}{4}$

​

Answer 1

Resposta:

2/5+7/5=9/5.  3/5+1/10=7/10.   1/2+3/4=5/4.   2/5x1/6=2/30 ou simplificado 1/15.   2/3:1/4=8/3

Explicação passo-a-passo:

espero ter ajudado :)