Question

efetue e simplifique o resultado.
a) 8/2 - 5/3
b)7/2 + 5/6 - 1/4​

Answer 1

a) $\frac{8}{2}-\frac{5}{3}=\frac{24}{6}-\frac{10}{6}=\frac{14}{6}=\frac{7}{3}$

b) $\frac{7}{2}+\frac{5}{6}-\frac{1}{4}=\frac{42}{12}+\frac{10}{12}-\frac{3}{12}=\frac{49}{12}$