0.125×0.32—0.25×0.16 简算

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0.125×0.32—0.25×0.16 简算

0.125×0.32—0.25×0.16 简算
0.125×0.32—0.25×0.16 简算

0.125×0.32—0.25×0.16 简算
0.125×0.32-0.25×0.16
=0.125×0.32-0.125×2×0.16
=0.125×0.32-0.125×(2×0.16)
=0.125×0.32-0.125×0.32
=0

0.125×0.32—0.25×0.16=0.125*0.32-0.125*2*0.16=0.125*0.32-0.125*0.32=0

原式=0.125X2X0.16-0.25X0.16=0,太简单了吧

0.125×0.32-0.25×0.16
=0.125×0.32-0.125×2×0.16
=0.125×0.32-0.125×(2×0.16)
=0.125×0.32-0.125×0.32
=0.125×(0.32-0.32)
=0.125×0
=0

0.125*0.32—0.25*0.16
=0.125*0.16*2-0.25*0.16
=0.125*2*0.16-0.25*0.16
=0.25*0.16-0.25*0.16=0

0.125*0.32-0.25*0.16=0.125*2*0.16-0.125*2*0.16=0
*为乘号