Add Numbers in Excel Performing addition in Excel is fairly straightforward. You can either add numbers directly or use cell references to work with values stored in specific cells.

In Microsoft Excel, you can convert a number into a fraction using the Fraction format. Learn how to display Numbers as Fractions in Excel.

Create a formula to add or subtract data in Excel by using cell numbers Above, we have seen a simple method to create a formula to add or subtract data in Excel.

Instead, you might want Excel to display negative values in red, or with parentheses, or both. Microsoft Excel provides two ways to do so: a format and a conditional format.