52.5*0.63+3.7*5.25怎么用简便计算
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52.5*0.63+3.7*5.25怎么用简便计算52.5*0.63+3.7*5.25怎么用简便计算52.5*0.63+3.7*5.25怎么用简便计算52.5*0.63+3.7*5.25=52.5*0
52.5*0.63+3.7*5.25怎么用简便计算
52.5*0.63+3.7*5.25怎么用简便计算
52.5*0.63+3.7*5.25怎么用简便计算
52.5*0.63+3.7*5.25
=52.5*0.63+0.37*52.5
=52.5*(0.63+0.37)
=52.5*1
=52.5
原是=5.25*（6.3+3.7）=52.5
52.5*0.63+3.7*5.25
=52.5*0.63+0.37*52.5
=52.5*(0.63+0.37)
=52.5*1
=52.5
52.5*0.63+3.7*5.25
=52.5*0.63+52.5*0.37
=52.5*(0.63+0.37)
=52.5*1
=52.5
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