17.25—(4.25+6.8)简算

分类: 作业答案 • 2022-02-14 17:32:07

问题描述：

17.25—(4.25+6.8)简算

答

25* (2/25+6/17)*17

答

=(17.25-4.25)-6.8
=13-6.8
=6.2

答

17.25—(4.25+6.8)
=17.25-4.25-6.8
=13-6.8
=13-7+0.2
=6.2

答

17.25—(4.25+6.8)
=17.25-4.25-6.8
=13-6.8
=6.2