вычисли (3 2/3-17/9):(1/2-1/4)+(21/2+13/4)*(3/34+2/14):9/56

(3 23-179):(12-14)+(212+134)(334+214):956=(339-179):(24-14)+(424+134)(334*569+214*569)=169:14+554*(2851+89)=649+554*2851+89*554=649+38551+1109=1749+38551=2958153+1155153=4113153=45717