Question

Calcule a Expressão Numérica 3/7÷(1-5/10)

Answer 1

$\frac{3}{5} \div ( \frac{1 - 5}{10}) = \\ \\ \frac{3}{ 5} \div \frac{ - 4}{10} = \\ \\ \frac{ - 3}{5} \times \frac{10}{4 } = \\ \\ - 3 \times \frac{2}{4} = \\ \\ - 3 \times \frac{1}{2} =\\ \\ \frac{ - 3}{2}$