When writing formulas in Excel, SUM and VLOOKUP are staples for beginners. But since Excel has over 400 functions, it's helpful to know more of the extremely useful ones, especially when looking to ...

You can use the Sum function in Microsoft Office Excel to sum columns of data, whether your data is in an Excel table or is simply a range in a column of your worksheet. The sum of a column of zeros ...

The ROUNDDOWN function is a Math and Trigonometry function in Microsoft Excel, and its purpose is to round a number down towards zero. The formula for the ROUNDDOWN function is ROUNDDOWN(number, ...

Have you ever thought of the humble SUM function as a secret weapon for advanced analytics? Most Excel users see it as a basic tool for adding numbers, but what if I told you it could do so much more?

You can sum up entire columns or rows in Microsoft Excel using the AutoSum feature. The AutoSum tool automatically selects a column or row of numbers, but you can select any set of numbers by clicking ...

How to use BYCOL() and BYROW() to evaluate data across columns and rows in Excel Your email has been sent Most Microsoft Excel functions are autonomous—one result value for each function or formula.