Then click the tables Layout contextual tab in the Ribbon. This will bring up the Formula dialog with a default of SUM LEFT. Suppose a table in your Word document contains employees details.
On the Insert tab in the Text group click Date Time.
To insert table formulas in Word click into the table cell where you want to show the answer to the formula. Click in a cell that contains formula output. Click the Table Tools Layout tab and click Formula. Suppose a table in your Word document contains employees details.