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Select the cell in the table where you want the formula to appear.
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On the Table Layout tab that appears on the right, selectÂ
 Formula. -
In the Formula box, after the equal sign, type SUM() and type the cell coordinates you want to add inside the parentheses. For example, type =SUM(B4:B10). Like Excel, table columns are designated A, B, C etc., and table rows are numbered 1,2,3 etc.
Tip: If you want to sum the whole column, accept the default =SUM(ABOVE).
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Select the cell where you want the result to appear.
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On the Table Layout tab that appears, selectÂ
 Formula. -
In the Formula box, after the equal sign, type SUM() and type the cell coordinates you want to add inside the parentheses. For example, type =SUM(B4:B10). Like Excel, table columns are designated A, B, C etc., and table rows are numbered 1,2,3 etc.
Tip: If you want to sum the whole column, accept the default =SUM(ABOVE).
Using a SUM formula in a table isn't currently possible in Word for the web. You can, however, use one in the Word desktop app.
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To open the desktop app, at the top of the ribbon, select Editing > Open in Desktop App.
Don't have the Word desktop app? Try or buy Microsoft 365.