52.5x0.63+3.7x0.5怎么简便计算?8点钟前!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

分类: 作业答案 • 2022-01-02 13:25:34

问题描述：

52.5x0.63+3.7x0.5怎么简便计算?
8点钟前!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

答

＝47.5x0.63+5x0.63+0.37x5
＝47.5x0.63+5

答

这个没法简算
52.5x0.63+3.7x0.5
=33.075+1.85
=34.925