(7.44+5.96)-(123.1-23.1)要怎样简便计算?

分类: 作业答案 • 2022-05-01 20:28:46

问题描述：

答

(7.44+5.96)-(123.1-23.1)
=(7.4+0.04+5.96)-(123.1-23.1)
=(7.4+6)+100
=13.4+100
=113.4