Learn how to sum and count Excel cells by color with 3 easy methods. Save time, reduce errors, and boost your data analysis ...

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions.

If you regularly work with data sets in Excel, you know how important it is to be able to quickly find the information you need.

Excel’s BYCOL() and BYROW() functions evaluate data across columns and rows, returning an array result set allowing you to bypass a lot of work.

To sum values in the range of cells across the selected sheets in Excel, use the following formula: =SUM(sheet 1!cell range, sheet 2!cell range, sheet 3!cell range, ...

I keep running into situations in Excel where I want to calculate a conditional sum, but my criterion is something along the lines of "Include cell B1 if cell A1 is a number, likewise B2 and A2 ...