Question

{-2/3}² + 1/5 . 5/3 - (-2)³

Answer 1

$(-\frac{2}{3})^{2} + \frac{1}{5} \times \frac{5}{3} - ( { - 2})^{3} \\ ( - \frac{2}{3} ) \times ( - \frac{2}{3}) + \frac{5}{15} - ( - 8) \\ \frac{4}{9} + \frac{1}{3} + 8 \\ \frac{4 + 3 + 72}{9} = \frac{79}{9}$