5496-28×74-28×26简便计算
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5496-28×74-28×26简便计算
5496-28×74-28×26简便计算
5496-28×74-28×26简便计算
5496-(74+26)x28
=5496-28×﹙74+26﹚
=5496-28×100
=5496-2800
=2696 望采纳
5496-28×74-28×26
=5496-28×(74+26)
=5496-2800
=2696