Question

Efetue 1/8 + 3/4 - 1/2=

A) 3/8
B) 1/12
C) 3/12
D) 4/32

Answer 1

Resposta:

$1/8 + 3/4 - 1/2\\\\=\frac{1}{8}+3/4-1/2\\\\=\frac{1}{8}+\frac{3}{4}-1/2\\\\=\frac{1}{8}+\frac{3}{4}-\frac{1}{2}\\\\=\frac{3}{8} (a)$