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.

Alternatively, since the cells are consecutive, you could also use the SUM feature to sum multiple columns in Excel, based on criteria. In this instance, you would place the cursor in the C10 cell ...

How to multiply multiple numbers from several cells in Excel There may come a time when you feel the need to multiply numbers that are situated in different cells. The question is, how do we do this?

How to Add the Difference Range In Excel. The simplest way to add cells in Microsoft Excel is using the plus operator, such as "=A1+A2," but that method fails when adding different ranges.

Adding color creates a great visual effect, but did you know that you can evaluate values by color? Use this technique to turn color into valuable information.

Adding a new column to either an entire spreadsheet or just a portion is an easy thing to do in Microsoft Excel. Here's how.

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