123×235-24×235 35,怎么用简便方法算用竖式?

2025-03-19 19:41:52
推荐回答(1个)
回答1:

123×235-24×235 +35
=123×235-24×235 +235-200
=(123-24+1)x235-200
=100x235-200
=23500-200
=23300