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When working with dates, you'll sometimes find that you need to calculate the number of working (or business days) that have passed in...

When working with dates, you'll sometimes find that you need to calculate the number of working (or business days) in a month, from a...

The OCT2BIN function converts octal numbers into binary form. Contents: 1. Syntax 2. Explanation 2.1. What is an Octal Number 2.2. What...

There are lots of ways to convert decimal numbers into binary. Excel has a built in function for small numbers, but you'll need a custom...

There are two good ways of converting binary to decimal. Excel has a built in function for small numbers, but you'll need a custom...

A regular, one-way XLOOKUP, is a fantastic tool, but sometimes you may find yourself needing to lookup a value in two different...

While the WRAPROWS function can be great to unstack a list with an even number of items, we'll need a custom formula to wrap, or unstack...

You'll often see names that are out of order, and need to flip them. Here are a couple quick formulas to help you accomplish that task....

Add an index column to any dynamic array using a few of the latest Excel functions for easy lookups. Contents: 1. Adding Index Column to...

Create a repeating list based off of a range and a specific numbers of repetitions. Contents: 1. Formula 2. Explanation Formula To...

A short formula you can use to calculate the number of days between two specific dates. Contents: 1. Formula 2. Explanation 3. Example...

An easy formula you can use to calculate the number of weekend days between two specific dates. Contents: 1. Formulas 2. Explanation 3....

A quick formula to calculate the number of weekdays, business days, or working days remaining in the current month. Contents: 1. Formulas...

When working with multiple Excel workbooks, you'll often find yourself needing to reference numbers from one workbook in a separate...

When working with prices, it can often be beneficial to round to the nearest .99 cents. There are a few formulas we can use depending on...

Flow rate can be tricky to calculate, but if you have all of the required pieces we can create some easy Excel formulas to do the work...

A weighted average is an average where each value has a different level of importance, represented by a weight, which affects the overall...

While not a built-in Excel feature, we can create our own function to easily sum cells by color. Contents: 1. How to Use VBA User Defined...

Using conditional formatting, we can use a custom formula to highlight all weekend dates from any date range, letting you visually see...

Usually, you need to return the last or first item in a list, but every once in a while, you may find yourself needing to return the...