0.1111*8*0.4*0.8888*0.6简算_数学解答

0.1111*8*0.4*0.8888*0.6简算

人气：137 ℃　时间：2020-04-06 21:42:15

解答

第三个“*”应为“+”!
则
原式=0.1111*8*0.4+0.8888*0.6
=0.8888*0.4+0.8888*0.6
=0.8888*(0.4+0.6)
=0.8888*1
=0.8888
=0.8888*0.8888=0.8603544