Выполните действия 1) (5 5/6+8 2/9): 25,3-3 1/9+1.5: 27/28 2) 117.5*4/47-11 2/3+(10 2/25-8 7/15): 11/45 3)89.8: 59 13/15+3/7-(42-41 36/49)*3.5 4) (73.6-72 5/9): 6 4/15+7/13*(20 2/3-19 3/7) 5) (17 5/14-29 4/21)*(32.098+5.902): (49 1/7-30 10/27) 6) (81 2/15-79.3)*(24.04-22.68)*(1 2/3+1 1/9) пож