Question

$1- frac{2}{3}$

Answer 1

$1- frac{2}{3}= frac{3}{3}-frac{2}{3}=frac{1}{3}$

Ответ  $frac{1}{3}$

Answer 2

$1- frac{2}{3} = frac{3}{3} - frac{2}{3} = frac{1}{3}$