Question

Вычислить
$(\frac{1}{2})^{-3} : (-1\frac{1}{3} ) - (-\frac{5}{12})^0$ * 0.7

Answer 1

$(\frac{1}{2} ) {}^{ - 3} \div ( - \frac{4}{3} ) - 1 \times 0.7 = - {2}^{3} \times \frac{3}{4} - 0.7 = - 2 {}^{3} \times \frac{3}{ {2}^{2} } - 0.7 = - 2 \times 3 - 0.7 = - 6 - 0.7 = - 6.7 = - 6 \frac{7}{10}$