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
=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
0.125×0.32—0.25×0.16 简算
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把下列小数化成分数 0.12 0.2 0.625 2.4 1.75 5.875 0.25 0.8 0.125 2.375 0.43 0.21 0.65 0.32
把下面的小数化成分数 0.05,09,0.125,0.45,0.35,0.82,0.06,0.22,0.24,0.27,0.86,0.24,0.54,0.32,0.16,2.5
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