Question

O valor da expressão numérica
$\frac{1}{3} - \frac{1}{2} + \frac{1}{6}$
a) 0

b) 1

c) 2

d) 3​

Answer 1

$\frac{1}{3} - \frac{1}{2} + \frac{1}{6} \\\frac{2.1 - 3.1}{2.3} + \frac{1}{6} \\\frac{2 - 3}{6} + \frac{1}{6} \\\frac{-1}{6} + \frac{1}{6} \\\frac{-1}{6} + \frac{0}{6} \\= 0$

Resposta: a) 0