0.88×0.125=0.11×(8×0.125)=0.11×1=0.11
0.88×0.125=(0.11×8)×0.125=0.11×(8×0.125)=0.11×1=0.11
、=0.11x8x125=0.11x1000=110
(88/100)乘1/8