简便计算.37.5%/[5/6-(0.25+1/3)]

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简便计算.37.5%/[5/6-(0.25+1/3)]简便计算.37.5%/[5/6-(0.25+1/3)]简便计算.37.5%/[5/6-(0.25+1/3)]原式=3/8*(5/6-1/3-1/4

简便计算.37.5%/[5/6-(0.25+1/3)]
简便计算.37.5%/[5/6-(0.25+1/3)]

简便计算.37.5%/[5/6-(0.25+1/3)]
原式=3/8*(5/6-1/3-1/4)=3/8*(5/6-2/6-1/4)=3/8*(2/4-1/4)=3/8*1/4=3/32

37.5%/[5/6-(0.25+1/3)]
=37.5%/[5/6-(1/4+1/3)]
=37.5%/[5/6-7/12]
=37.5%/(1/4)
=1.5

=3/8(5/6-7/12)
=3/8x3/12
=3/32