(6 2/11-5 1/77)*(17/35+1 2/5)*(8 1/9-5 7/18) найди значение выражения
(6 2/11-5 1/77)*(17/35+1 2/5)*(8 1/9-5 7/18)= =(68/11-386/77)*(17/35+7/5)*(73/9-97/18)= =(476-386)/77)*(17/35+49/35)*(146/18-97/18)= =90/77*66/35*52/18=1560/245=312/49=6 18/49