Question

решите оичень срочно номер 5

Answer 1

$2frac{400}{1000}$ = $frac{12}{5}$.
$frac{12}{5} - frac{1}{5} = frac{11}{5}$
$frac{66}{30} - frac{5}{30} = frac{61}{30} = 2frac{1}{30}$