Question

0,77×3,2×1,8×0,63 дробная черта 4,8×0,27×0,022×4,9​

Answer 1

Ответ:

$\frac{0.77 \times 3.2 \times 1.8 \times 0.63}{4.8 \times 0.27 \times 0.022 \times 4.9 } = \frac{35}{1.75} = \frac{35}{ \frac{7}{4} } = 35 \div \frac{7}{4} = \frac{35 \times 4}{7} = 5 \times 4 = 20$