775-498简便计算怎么算?

2025-03-07 00:42:38
推荐回答(2个)
回答1:

简便计算过程方法如下
解:775-498
=775-(500-2)
=775-500+2
=275+2
=277

回答2:

最简便计算方法:
775-498
= 775-(500-2)
= 777-500
=277