Question

Вычеслите -1, 8+16:2, 4.​

Answer 1

$- 1.8 + 16 \div 2.4 \\ - \frac{9}{5} + 16 \div \frac{12}{5} \\ - \frac{9}{5} + 16 \times \frac{5}{12} \\ - \frac{9}{5} + 4 \times \frac{5}{3} \\ - \frac{9}{5} + \frac{20}{3} \\ \frac{73}{15}$