98765432-98766431=

分类: 作业答案 • 2022-05-12 20:27:54

问题描述：

98765*432-98766*431=

答

=98765*432-（98765+1）*431
=98765*432-98765*431-1*431
=98765*（432-431）-431
=98765-431
=98334

98765*432-98766*431=