Question

2/3 : ( 4/5 + 7/45) - 4/15

Answer 1

Explicación paso a paso:

$=\frac{2}{3}\div \left(\frac{4}{5}+\frac{7}{45}\right)-\frac{4}{15}$

$=\frac{2}{3}\div \frac{43}{45}-\frac{4}{15}$

$=\frac{30}{43}-\frac{4}{15}$

$=\frac{278}{645}$