6.6×3.4+6.6×7.6-6.6怎么算简便呢?

2025-02-22 12:55:03
推荐回答(4个)
回答1:

6.6×3.4+6.6×7.6-6.6
=6.6X(3.4+7.6-1)
=6.6X10
=66

回答2:

6.6×3.4+6.6×7.6-6.6
=6.6×(3.4+7.6)-6.6
=6.6×11-6.6
答案不报

回答3:

先乘除后加减

回答4:

提取6.6