Question

11 класс помогите!!!!!

Answer 1

$\frac{5}{4} + \frac{7}{6} \times \frac{3}{2} = \frac{5}{4} + \frac{7}{2} \times \frac{1}{2} = \frac{5}{4} + \frac{7}{4} = 3$

Answer 2

5/4 + 7/6 : 2/3 = 5/4 + (7•3)/(6•2) =
= 5/4 + 7/4 = 12/4 = 3