8/11×(33/32)=5/2÷(10/3)=12×(1/16)=0.75乘以4/3等于1。做法：0.75=3/43/4÷8/11=3/4×11/8=33/325/2÷3/4=5/2×4/3=10/33/4÷12=3/4×1/12=1/163/4×4/3=1
