Question

дам 20 баллов помогите​

Answer 1

$\frac{3}{4}$ + $\frac{7}{12}$ = $\frac{9}{12}$ +  $\frac{7}{12}$ = $\frac{16}{12}$ = $\frac{4}{3}$ = 1 $\frac{1}{3}$

Answer 2

3/4+7/12=9/12+7/12=16/12=1 4/12= 1 1/3