(1/4-2,314): 1/5-(1 11/16-(-0,7125):3=
=(0,25-2,314)*5-(27/16+0,2375)=
=2,064*5-(1,6875+0,2375)=
=10,32-1,925=
=8,395
Одна скобка не раставлена. Решу все варианты.
(1//4-2,314):1//5-1 11//16-(-0,7125):3=-2.064:1//5-1 11//16-(-0.7125:3)=-10.32-27//16-(-0.7125:3)=-4803//400+19//80=-11.77
(1//4-2,314):1//5-(1 11//16-(-0,7125)):3=-10.32-(1 11//16-(-0.7125)):3=-10.32-(27//16+57//80):3=-10.32-2.4:3=-10.32-0.8=-11.12
(1//4-2,314):1//5-(1 11//16-(-0,7125):3)=-10.32-(1 11//16-(-0.7125:3))=-10.32-(27//16-(-57//80:3))=-10.32-(27//16+19//80)=-10.32-1.925=-12.245
// - черта дроби
