9.58乘以47加9.58乘以54减去9.58用简便方法怎么算?

2024-11-16 01:36:22
推荐回答(1个)
回答1:

简便计算
9.58x47+9.58x54-9.58
=9.58x(47+54-1)
=9.58x100
=958