Question

$-0.4*0.6*(-4\frac{1}{6} )$

Answer 1

$- 4 \frac{1}{6} = - \frac{ 25}{6} \\ 0.6 = \frac{6}{10} \\ - 0.4 = - \frac{4}{10} \\ \\ \frac{4 \times 6 \times 25}{10 \times 10 \times 6} = \frac{100 \times 6}{100 \times 6} = 1$



Два минуса дают +