You can sum cells across multiple sheets in Excel. This article presents steps for Adding single-cell values or Adding values in the range of cells.

This tutorial will show you how to create a Formula to Add, Subtract, Multiply or Divide in Microsoft Excel. You can do basic calculations easily!

You can sum a series of numbers in Microsoft Excel manually by typing in a simple formula, or automatically with a tool.

A formula in Excel always begins with an equal sign (=), indicating to Excel that the following expression is intended for calculation. For instance, if you want to sum the values in two cells ...

Microsoft Excel has numerous powerful data analysis functions, but sometimes you need to do something simple like merge some cells. Here's how.