598+274的简便计算

598+274的简便计算
2025-04-26 02:35:10
推荐回答(3个)
回答1:

598+274
=600-2+274
=872

回答2:

598+274
=600+274-2
=874-2
=872

回答3:

598+274
=(600-2)+(200+74)
=600+200+74-2
=872