0.82×32+3.2-0.32×91

分类: 作业答案 • 2022-02-28 16:12:01

问题描述：

0.82×32+3.2-0.32×91
巧算!!!!!!!!!!!!巧算

答

=0.82*32+0.1*32-32*0.91
=(0.82+0.1-0.91)*32
=0.01*32
=0.32