Question

Найдите значение выражения:
1/3-1/9+1/6
5/6-2/3+1/4

Answer 1

$\frac{1}{3} - \frac{1}{9} + \frac{1}{6} = \frac{6}{18} - \frac{2}{18} + \frac{3}{18} = \frac{7}{18} \\ \\ \frac{5}{6} - \frac{2}{3} + \frac{1}{4} = \frac{10}{12} - \frac{8}{12} + \frac{3}{12} = \frac{5}{12}$