Question

Calcule as expressoes numericas :
c) (1/3 x 3/5 + 10/7 x 7/5) : (2-1/2 x 3/4) =

Answer 1

$(\frac{1}{3} . \frac{3}{5} + \frac{10}{7}. \frac{7}{5})  : (2-\frac{1}{2} . \frac{3}{4})$


$( \frac{1}{5}+2):(2- \frac{3}{8} )$

$\frac{11}{5} : \frac{13}{8}$

$= \frac{88}{65}$

Tenha um bom dia.