782-498简便计算?

2025-03-07 07:24:48
推荐回答(2个)
回答1:

简便计算过程方法如下
解782-498
=782-(500-2)
=782-500+2
=282+2
=284

回答2:

简便计算
782-498
=782-500+2
=382+2
=384