Question

o valor de [4sobre7. 4sobre10. 4] ÷ [4sobre5]sobre7 é?

Answer 1

$\frac{ \frac{4}{7} . \frac{4}{10} . 4} { \frac{ \frac{4}{5} }{7} }$

$\frac{ \frac{64}{70} }{ \frac{4}{35}}$

$\frac{64}{70} . \frac{35}{4} = \frac{16}{2} = 8$