1、选中区域，鼠标右键-【设置单元格格式】-【数值】-【两位小数】即可。
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2、点击菜单栏上的按钮调节。
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3、选中C2单元格，输入函数：=ROUND(A2,2)，下拉填充，调节小数点位数即可。
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4、选中C2单元格，输入函数：=TEXT(A2,0.00)，下拉填充即可。=--TEXT(A2,0.00)。参与运算时已经是四舍五入后的数字。
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5、按照第一或第二种方法设置单元格格式后，复制，粘贴到记事本，然后再剪切并粘贴回excel表格；或者复制，选择【剪切板】粘贴也可。
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