Реши пример. (3\4+1\6)*1\3+(5\6-1\2)*1\12
(3/4+1/6)*1/3+(5/6-1/2)*1/12=(11/12)*(1/3)+(1/3)*1/12=11/36+1/36=12/36=1/3
1/2/3/1=1/2*1/3=1/6+1/3=1/2+2=2/6=1/3*1/12=4/12*=4/12=1/3