怎么解释1234×1234-1233×1235=1
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怎么解释1234×1234-1233×1235=1
怎么解释1234×1234-1233×1235=1
怎么解释1234×1234-1233×1235=1
(1233+1)x(1235-1)-1233x1235
=1233x1235-1233+1235-1-1233x1235
=1
怎么解释1234×1234-1233×1235=1
怎么解释1234×1234-1233×1235=1
怎么解释1234×1234-1233×1235=1
(1233+1)x(1235-1)-1233x1235
=1233x1235-1233+1235-1-1233x1235
=1