Question

(12/5 - 9/3) fração .

Answer 1

Resposta:

Explicação passo a passo:

$\frac{12}{5} -\frac{9}{3}$

MMC (5, 3) = 15

$\frac{36-45}{15}\\\\\frac{-9}{15} \:\:\:simplifica\:\:por\:\:3\\\\\frac{-3}{5}$