Question

$\sqrt \frac{4}{9} - \frac{1}{3}$

Answer 1

$\sqrt{ \frac{4}{9} } - \frac{1}{3} = \\ \\ \frac{2}{3} - \frac{1}{3} = \\ \\ \frac{2 - 1}{3} = \\ \\ \frac{1}{3} = \\ \\ 0.333...$