Question

2/4-6/8=
7/8-5/8=
2/3+4/3=​

Answer 1

$\frac{2}{4} - \frac{6}{8} = - \frac{1}{4}$

$\frac{7}{8} - \frac{5}{8} = \frac{1}{4}$

$\frac{2}{3} + \frac{4}{3 } = \frac{6}{3} \: o \: 2 \: enteros$