Bookkeepers, project managers, HR departments and more use the Excel Date & Time functions WEEKNUM, ISOWEEKNUM, WORKDAY, WORKDAY.INTL to calculate time. Here's how.

One of Excel's core features is its ability to perform calculations using functions and formulas. Although these terms are often used interchangeably, they have distinct meanings. Letâ s delve ...

Excel has over 475 formulas in its Functions Library, but we've selected the most popular, from date and time functions to mathematics and simple data manipulation.

How to Do Time Intervals in Excel. 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 ...

Learn which Excel formulas perform best for large datasets and how to optimize them for faster calculations and better performance.

Q. Is there a quick way to enter dates and times in an Excel spreadsheet? A. To enter the current date, select a cell and press Ctrl+; (that’s Ctrl and then the semicolon). To enter the current time, ...

Use either keyboard shortcuts or the NOW and TODAY functions to display the current date and time in Excel and Google Sheets spreadsheets together.