Question

найдите значения выражений

Answer 1

1)

$\frac{5 }{6} \times \frac{5 }{6} = \frac{25}{36}$

2)

$\frac{19}{36} - \frac{25}{36} = - \frac{6}{36} = - \frac{1}{6}$

3)

$1.2 = 1 \times \frac{2}{10} = 1 \times \frac{1}{5} = \frac{6}{5}$

4)

$\frac{6}{5} \div ( - \frac{1}{6} ) = \frac{6}{5} \times ( - \frac{6}{1} ) = - \frac{36}{5}$