Question

Как решить 1/2×(1/3+1/9

Answer 1

2/9 вот такой пример

Answer 2

$frac{1}{2} times ( frac{1}{3} + frac{1}{9} ) = \ frac{1}{3} + frac{1}{9} = frac{3}{9} + frac{1}{9} = frac{4}{9} \ frac{1}{2} times frac{4}{9} = frac{9}{18} times frac{8}{18} = frac{72}{18} = frac{36}{9} = frac{4}{1} = 4$