Question

1. calcule e simplifique os resultados, com MMC:

a) 1/2 - 1/3=

b) 7/8 - 1/6=

​

Answer 1

Resposta:

$\frac{1}{2} - \frac{1}{3} \\ \\ \frac{3 - 2}{6} \\ \\ \frac{1}{6}$

$\frac{7}{8} - \frac{1}{6} \\ \\ \frac{42 - 4}{24} \\ \\ \frac{38}{24} \div (2) \\ \\ \frac{19}{12}$