0.81乘50乘0.07怎么简便
问题描述：
0.81乘50乘0.07怎么简便
答
=0.81×0.07×50
=0.0567×50
=2.835
0.81乘50乘0.07怎么简便
=0.81×0.07×50
=0.0567×50
=2.835