Question

(3/7+(-8/7))+три целых шесть седьмых.
60 баллов

Answer 1

(3/7+(-(8/7)+3 67= 3/7-8/7=-5/7;-5/7+ 3 6/7 =+3 1/7

Answer 2

$\frac{3}{7} - \frac{8}{7} + 3 \frac{6}{7} = \frac{3-8+27}{7} =\frac{22}{7} =3\frac{1}{7}$