Question

$\frac{3}{4} + \frac{?}{?} = 1$
$\frac{10}{4} - \frac{?}{?} = 2$
$\frac{5}{7} + \frac{?}{?} = 1$
$\frac{9}{4} - \frac{?}{?} = 2$
Me ayudan plis​

Answer 1

a) $\frac{1}{4}$

b) $\frac{2}{4}$

c) $\frac{2}{7}$

d) $\frac{1}{4}$

Un saludo