Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Calculating age based on a birthday is a common task, whether for work, school, or personal records. Excel makes this easy with built-in formulas that can quickly determine a person’s age from their ...

Master Excel percentages with expert hacks to save time, reduce errors, and boost confidence in your data. Learn shortcuts and avoid mistakes ...

Excel offers several easy ways to calculate expiry dates. This post explores different ways to automate expiry date calculations in Excel.

AVERAGEIF and AVERAGEIFS aren't the only functions in Excel that calculate the average of a dataset. For example, the AVERAGE function produces a straightforward arithmetic mean of a set of data, and ...

Learn how to calculate moving averages in Excel using dynamic arrays. Simplify rolling totals with custom functions for efficient analysis.

We show you how to calculate a weighted average in Excel using SUMPRODUCT and SUM functions, providing step-by-step instructions, practical examples, and common use cases.

Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.

Using Microsoft Excel to calculate compound interest when the rate of interest is compounded annually, you would use the following formula: CI = P(1+(R/100))^t - P In the above formula, CI represents ...

The term woke is thrown around in today's social and political spectrum. But where did the term come from and what does it mean?

Microsoft Excel is useful for countless purposes, but one of its handiest features is its ability to perform calculations and other mathematical functions. This includes calculating the mean average ...