Insert a formula in a table cell. In the Paste function list box choose a function that you want to add. You can click Write button and use your mouse or writing pad to write the formula here.
Youll see a Paste Special dialogue box appear.
Word contains a powerful to allow you to build Excel-like formulas in your Word documents. On the Table Tools Layout tab in the Data group click Formula. Youll see a Paste Special dialogue box appear. When you insert Excel data into Word you can either link the Excel worksheet to the document or embed it.