When calculating time intervals in Excel, you are looking for the time that has passed between two given sets of time. Because Excel converts dates and times into numbers behind the scenes, ...

Handle millions of rows by loading queries into Power Pivot, building relationships, and creating measures for fast variance ...

Discover 17 new Excel features and functions for 2026, so you track edits and data faster. Including auto-refreshing pivots ...

After playing with Copilot in Excel for a while, I decided to throw a messy sales sheet at Copilot to see if it could ...

If you need to calculate dates in your spreadsheets, Excel uses its own unique system, which it calls Serial Numbers. Every date (month, day, year) and time (hour, minute, and second) has an ...

Are you getting all you can out of Excel? Excel has plenty of features, shortcuts, and tools that can save you time, improve the integrity of your workbooks, and simplify data analysis. Here are some ...