5.6×4.36+43.6×0.44=5.6×4.36+4.36×4.4=(5.6+4.4)×4.36=10×4.36=43.6
结合率运算=43.6x0.56+43.6x0.44=43.6x(0.56+0.44)=43.6x1=43.6