Question

1)Resolva as expressões a seguir?(a)2-4/9+1/3= (B)1+3/4-5/6= (E)1-5/8+1/4=

Answer 1

A)
$\frac{2-4}{9}+ \frac{1}{3}$
$\frac{2-4+3}{9}$
$\frac{1}{9}$

B)
$\frac{1+3}{4}- \frac{5}{6} [tex] \frac{3+9-10}{12}$
$\frac{2}{12}$=$\frac{1}{6}$

E)
$\frac{1-5}{8}+ \frac{1}{4}$
$\frac{1-5+2}{8}$
$\frac{-3}{8}$