2.37×2.7的简便运算

分类: 作业答案 • 2023-01-09 11:57:29

问题描述：

2.37×2.7的简便运算

答

2.37×2.7
=2.37*(3-0.3)
=2.37*3-2.37*0.3
=7.11-0.711
=6.399