0.25*72*0.125 怎么简算
问题描述：
0.25*72*0.125 怎么简算
答
由0.72÷0.125 =（0.72×8）÷（0.125×8） =5.76÷1 =5.76 化成分数再做 0.72/0.125=0.72/(1/8)=0.72*8=5.76 0.
答
0.25*72*0.125
=0.25*9*8*0.125
=0.25*9
=2.25
答
0.25*72*0.125
=0.25*9*0.125*8
=0.25(10-1)
=2.5-0.25
=2.25