Question

Resolva:
(+5/9) . (-7/5) =

Answer 1

Resposta:

$\frac{5}{9} \times \frac{ - 7}{5}$

$5 \times ( - 7) = - 35$

$9 \times 5 = 45$

$\frac{ - 35}{45}$

Simplificando por 5:

$\frac{ - 7}{9}$