简便计算6.4*(0.125*12.5)

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简便计算6.4*(0.125*12.5)
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简便计算6.4*(0.125*12.5)
简便计算6.4*(0.125*12.5)

简便计算6.4*(0.125*12.5)
6.4*(0.125*12.5)
=8*0.125*0.8*12.5
=1*10
=10

6.4*(0.125*12.5)
=0.8*8*0.125*12.5
=(8*0.125)*(0.8*12.5)
=1*10
=10

6.4*(0.125*12.5)
=(0.8*8)*(0.125*12.5)
=0.8*8*0.125*12.5
=(8*0.125)*(0.8*12.5)
=1*10
=10

6.4*(0.125*12.5)
=(8*0.125)*(0.8*12.5)
=1*10
=1
好像都差不多,你随便抄一个把