Выполните действия( 11 5/11 - 8 21/22): 1 2/3

[latex](11 \frac{5}{11} - 8 \frac{21}{22} ) : 1 \frac{2}{3} = 1,5[/latex] [latex] 11\frac{5}{11} - 8 \frac{21}{22} = \frac{126}{11} - \frac{197}{22}= \frac{252-197}{22} = \frac{55}{22} = \frac{5}{2} = 2,5[/latex] [latex]2,5 : 1 \frac{2}{3} = 2,5 : \frac{5}{3} = 2,5*0,6=1,5[/latex]