When you edit the values on your Microsoft Excel worksheet, pressing the "F9" button refreshes the calculation manually. To avoid the tedious task of repetitively pressing this button and risking an ...

The T-Value is a common statistical calculation with a very wide range of applications. In the business world, it can help in making educated financial predictions and projections. For example, a ...

This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

First, try revisiting a deeply nested IF formula six months later and making sense of it. Good luck finding the right spot to add another condition without accidentally breaking the entire chain. If ...

Please note: This item is from our archives and was published in 2021. It is provided for historical reference. The content may be out of date and links may no longer function. Q. Can you show me how ...

Learn how to unlock Excel’s hidden features with GROUPBY and create visually compelling, accurate reports like never before.

A straight ranking result is easy using one of Microsoft Excel’s ranking functions. Calculating a conditional rank is even easier if you let an Excel PivotTable do all the work. Image: ...

Finding the exact difference between two dates in Excel may not be the most used feature, but it can be a lot of fun. A classic example is working out someone’s age. It’s not as complicated as it ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Charlene Rhinehart is a CPA , CFE, chair of ...

Subtraction is the easiest way to count days between two dates in Excel. You can use the arithmetic operator – (minus sign) to subtract one date from another to find the number of days between them.