46.5-(23+46.5)简便计算
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46.5-(23+46.5)简便计算
46.5-(23+46.5)简便计算
46.5-(23+46.5)简便计算
46.5-(23+46.5)
=46.5-46.5-23
=0-23
=-23
=46.5-23-46.5=-23
用46.5先减去括号里面的46.5再减去23,拆括号后就是连减。即46.5-23-46.5=46.5-46.5-23 ,最后答案是-23.
46.5-(23+46.5)
=46.5-46.5-23
=-23
46.5-(23+46.5)
=46.5-46.5-23
=0-23
=-23