Implementation method: First open the excel table, select the "Data" - "Data Classification" option at the top of the page; then select the column that needs to be classified in the "Classification Field" in the pop-up dialog box, "Summary Method" is "Sum"; finally, check the columns that need to be summarized in "Selected Summary Items" and click "OK".
The operating environment of this tutorial: Windows 7 system, Microsoft Office Excel 2010 version, Dell G3 computer.
Open the EXCEL file and find the "Subclassification" in the "Data" tab.
Click "Classification Summary" and the computer will automatically select all areas of the workbook.
In the pop-up dialog box, select "Category Field" and "Summary Method" as "Sum".
The total sum can be calculated based on the above steps.
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