How to Type and Use Mathematical Equations in Word 2016 Select Insert Tab to Type and Use Mathematical Equations. You can type in the Formula box select a number. If you were to simply click OK you will see the value we are looking for in the cell 30.
Use the Formula dialog box to create your formula.
This method works in Office 2010 2013 and 2016. In a document body. Depending on the size of your screen you may have to click the Data button first. Use the Formula dialog box to create your formula.