Question

311 * [3 23 :4 12]

Answer 1

$frac{3}{11} times (3 frac{2}{3} div 4 frac{1}{2} ) = frac{ 3}{11} times ( frac{11}{3} div frac{9}{2} ) = frac{3}{11} times ( frac{11}{3} times frac{2}{9} ) = frac{3}{11} times frac{22}{27} = frac{1 times 2}{1 times 9} = frac{2}{9}$

Answer 2

Решение на фото.......