0.25*72*0.125 怎么简算

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0.25*72*0.125怎么简算0.25*72*0.125怎么简算0.25*72*0.125怎么简算0.25*72*0.125=0.25*9*0.125*8=0.25(10-1)=2.5-0.25=

0.25*72*0.125 怎么简算
0.25*72*0.125 怎么简算

0.25*72*0.125 怎么简算
0.25*72*0.125
=0.25*9*0.125*8
=0.25(10-1)
=2.5-0.25
=2.25

0.25*72*0.125
=0.25*9*8*0.125
=0.25*9
=2.25

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.