Block bad data, duplicates, and incorrect dates with these custom rules.

As you create Excel spreadsheets for your small business, time and date functions frequently add both convenience and programming capability to your workbooks. There's good news with date functions.

In this post, we will show you how to calculate the expiry date in Microsoft Excel. Calculating expiry dates is a common requirement when working with Excel, especially for tracking inventory, ...

DATEDIF(), which means Date + Dif, is a compatibility function left over from Lotus 1-2-3 that Microsoft adopted in Excel version 2000, which is the only version that explains how this function works.

If you work with data much, you don’t need a statistical model to predict that the odds of consistently getting data in the format you need for analysis are pretty low. Those who do a great deal of ...

How to extract the date and time from a serial date in Excel Your email has been sent Image: Rawpixel Ltd, Getty Images/iStockphoto Must-read Windows coverage CrowdStrike Outage Disrupts Microsoft ...

The simplest way to add an apostrophe before a date in Excel is to type it directly before the date when entering it in a cell. This method works best when you’re dealing with a small number of ...

How to Use TODAY() to Highlight Fast-Approaching Dates in an Excel Sheet Your email has been sent Use Microsoft Excel's TODAY() function in simple expressions to highlight the current date and past ...

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 ...

Unlike incrementing a whole number, incrementing the month of a date requires a little more effort in Excel because the calendar months have varying numbers of days. Microsoft gives you a couple of ...