Question

срочно пж пж помогите ​номера 2

Answer 1

$= ( \frac{3}{12} - \frac{6}{12} ) - ( - 6.1) - 6.85 = - \frac{3}{12} - 0.75 = - \frac{3}{12} - \frac{3}{4} = - \frac{3}{12} - \frac{9}{12} = - 1$