1) 1 1/5 • (-1 1/3) 2) -1 5/9•2 1/7 Дам 13 баллов

1)[latex] \frac{11}{5} [/latex] × [latex] \frac{-11}{3} [/latex] = [latex] \frac{-121}{15} [/latex] = -8[latex] \frac{1}{15} [/latex] 2)-1[latex] \frac{5}{9} [/latex] × 2[latex] \frac{1}{7} [/latex] = - [latex] \frac{14}{9} [/latex] × [latex] \frac{15}{7}[/latex] = - [latex] \frac{210}{63} [/latex] = -3[latex] \frac{21}{63} [/latex]