Question

quanto é (-1/5) × (+7/4)​

Answer 1

$( - \frac{1}{5} ) \times ( + \frac{7}{4} )$

$- \frac{1}{5} \times \frac{7}{4}$

$- \frac{1 \times 7}{5 \times 4}$

$- \frac{7}{20} = - 0.35$