38×110-18×25的简便计算方法?

2025-04-02 06:09:42
推荐回答(2个)
回答1:

38×110-18×25
=38×(100+10)-(10+8)×25
=3800+380-250-200
=3730

回答2:

=38×100+380-16×25-2×25
=3800+380-400-50
=3730