Question

Efetue:


(Preciso urgentemente de respostas.)

Answer 1

a)

$\frac{1}{2} + \frac{14}{1} = \frac{29}{2}$

b)

$\frac{3}{8} + \frac{1}{2} - \frac{1}{3} = \frac{9 + 12 - 8}{24} = \frac{13}{24}$

c)

$\frac{ \frac{1}{6} }{ \frac{2}{5} } = \frac{1}{6} \times \frac{5}{2} = \frac{5}{12}$

d)

$\frac{2}{3} \times \frac{3}{5} = \frac{6}{15}$