27分之5×8分之3+27分之7×12分之5+24分之5×27分之4
=27分之5×8分之3+27分之5×12分之7+24分之4×27分之5
=27分之5×(8分之3+12分之7+24分之4)
=27分之5×24分之27
=24分之5很好，谢谢请采纳，谢谢
27分之5×8分之3+27分之7×12分之5+24分之5×27分之4用简便计算
27分之5×8分之3+27分之7×12分之5+24分之5×27分之4用简便计算
数学人气：436 ℃时间：2019-11-20 13:07:35
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