(-2,5-1 5/6):1 4/9-3 5/9*(-2 1/4) вычислите

[latex](-2,5-1 \frac{5}{6} ):1 \frac{4}{9} -3 \frac{5}{9} *(-2 \frac{1}{4} )=(-2 \frac{1}{2}-1 \frac{5}{6} ):1 \frac{4}{9} -3 \frac{5}{9} *(-2 \frac{1}{4})= [/latex][latex]=(-2 \frac{3}{6}-1 \frac{5}{6} ): \frac{13}{9} - \frac{32}{9} *(- \frac{9}{4})= -4 \frac{1}{3} * \frac{9}{13} +8=- \frac{13}{3} * \frac{9}{13} +8=[/latex] [latex]-3+8=5[/latex]