There are many times when I need to include some simple data calculations in a Word document and a table is the best option. You can always try to put a whole Excel spreadsheet in your Word document, but that can be overkill sometimes.
Insert Calculations and Formulas in Word | Microsoft Word Tutorials
In this article I will discuss how to use formulas in tables in Word. There are only a handful of formulas you can use, but it is enough to get totals, counts, round numbers, etc. And if you are already familiar with Excel, then using the formulas in Word is a piece of cake.
Let’s start by creating a simple test table. Click the Insert tab, and then click Table. Choose how many rows and columns you want from the grid.
Once your table is inserted, go ahead and add some data. I just created a very simple table with a few numbers for my example.