Question

(21/6+51/6:42/15)*3/82=

Answer 1

Решение будет 3,5 (округленно)

Answer 2

$( frac{21}{6} + frac{51}{6} : frac{42}{15} )* frac{3}{82} = \ \ (frac{21}{6} + frac{17}{2}* frac{5}{14} )* frac{3}{82} = \ \ (frac{21}{6} + frac{85}{28})*frac{3}{82} = \ \ frac{183}{28} * frac{3}{82} = frac{549}{2296}$