简便计算：8.3234+8.3266 37.5/25+62.5/25 7.25-0.68-6.25

分类: 作业答案 • 2021-12-20 01:41:26

问题描述：

简便计算：8.32*34+8.32*66 37.5/25+62.5/25 7.25-0.68-6.25

答

832，4，0.32

答

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答

8.32*34+8.32*66
=8.32*(34+66)
=8.32*100=832
37.5/25+62.5/25
=(37.2+62.5)/25
=100/25
=4
7.25-0.68-6.25
=7.25-6.25-0.68
=1-0.68
=0.32

简便计算：8.32*34+8.32*66 37.5/25+62.5/25 7.25-0.68-6.25