$ xml_pp < xl/worksheets/sheet1.xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<worksheet mc:Ignorable="x14ac"
           xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main"
           xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
           xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships"
           xmlns:x14ac="http://schemas.microsoft.com/office/spreadsheetml/2009/9/ac">
  <dimension ref="A1"/>
  <sheetViews>
    <sheetView tabSelected="1" workbookViewId="0"/>
    </sheetViews>
  <sheetFormatPr defaultRowHeight="15" x14ac:dyDescent="0.25"/>
  <sheetData>
    <row r="1" spans="1:1" x14ac:dyDescent="0.25">
      <c r="A1">
        <v>0.98880000000000001</v>
        </c>
      </row>
    </sheetData>
  <pageMargins bottom="0.75" footer="0.3" header="0.3" left="0.7" right="0.7" top="0.75"/>
  </worksheet>
$