Question

a expressão de 3 sobre 2 menos 2 sobre 3 vale exatamente a​

Answer 1

Subtração de frações

3/2 - 2/3 = ?

Devemos fazer o mmc=6

$\dfrac{3}{2} -\dfrac{2}{3}=\\\\\\\dfrac{(3.3)-(2.3)}{6} =\\\\\\\dfrac{9-6}{6} =\\\\\\=+\dfrac{3}{6} \\\\\\Simplificando\\\\\\Resposta=+\dfrac{1}{2}$

Vale 1/2

Resposta= 1/2