40.25-((37.75+12又1/4)*1/5-15)-4
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 17:55:23
![40.25-((37.75+12又1/4)*1/5-15)-4](/uploads/image/z/1561267-19-7.jpg?t=40.25-%EF%BC%88%EF%BC%8837.75%2B12%E5%8F%881%2F4%EF%BC%89%2A1%2F5-15%EF%BC%89-4)
40.25-((37.75+12又1/4)*1/5-15)-4
40.25-((37.75+12又1/4)*1/5-15)-4
40.25-((37.75+12又1/4)*1/5-15)-4
40.25-[(37.75+12又1/4)*1/5-15]-4
=40.25-[50*1/5-15]-4
=40.25+5-4
=41.25
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 17:55:23
40.25-((37.75+12又1/4)*1/5-15)-4
40.25-((37.75+12又1/4)*1/5-15)-4
40.25-((37.75+12又1/4)*1/5-15)-4
40.25-[(37.75+12又1/4)*1/5-15]-4
=40.25-[50*1/5-15]-4
=40.25+5-4
=41.25