With its insert Equation function, Microsoft Word has made typing Math symbols so simple. The first method on how to type square root in Word is by the use of the insert equation. You may also use any of the methods seen here to insert the square root symbol into other Office applications, such as Excel, PowerPoint, or Access.ġ. How to type square root in Word? If you are looking for a tutorial to insert the Square root symbol in Word, take a look at the steps Tripboba has compiled below!