Question

1целая 5/7-8,2+5/7 срочно

Answer 1

$1frac57-8.2+frac57=1frac57-8frac15+frac57=1+frac57-8-frac15+frac57=$
$=-7+frac{25}{35}-frac7{35}+frac{25}{35}=$
$=-7+frac{43}{35}=-6-frac{35}{35}+1+frac8{35}=-5frac{27}{35}$