Question

(-2/5)×(5/3)×(-4/2)×(-5/4)×(-3/7)

Answer 1

Respuesta:

$\frac{ - 2 \times 5 \times - 4 \times - 5 \times - 3}{5 \times 3 \times 2 \times 4 \times 7} \\ \\ \frac{ - 10 \times 20 \times - 3}{15 \times 8 \times 7} \\ \\ \frac{30 \times 20}{15 \times 56} \\ \\ \frac{40}{56} = \frac{5}{7}$