45×45/46怎么简便运算

分类: 作业答案 • 2022-02-14 22:00:11

问题描述：

45×45/46怎么简便运算

答

45*45/46
=（46-1）*45/46
=46*45/46-45/46
=45-45/46
=44+1/46
=44又1/46