(-3 1/4+2 1/6)×(-2 2/11)÷2 4/11
-3 1/4+2 1/6=-3 3/12+2 2/12=-1 1/12 -1 1/12*(-2 2/11)=-13/12*(-24/11)=26/11 26/11:2 4/11=26/11*11/26=1