Whether you're subtracting a fixed percentage or one stored in another cell, here’s how to minus percentage in Excel.

You can quickly find your motherboard model and serial number in Windows 10 - that's something that we are willing to prove.

Understanding Excel's date and time serial numbers can help in calculating differences between dates, adding days, adjusting times, and more.

Applying spaces automatically between numbers in a cell in Excel can benefit the reader immensely. This tip shows you how.

Learn how to how to increment numbers when value changes in another column. You can automatically fill increment cells in Excel such that the increment value across each cell remains constant.

Wondering how to open a Numbers file in Excel? Read this effortless guide to learn the best file conversion tricks!

We show you how to copy a formula in Excel without changing cell references, using mixed references and simple techniques to keep your formulas intact when moving or auto-filling.

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.

We show you how to find your laptop serial number on Dell, HP, Lenovo, Apple Macbook and other models using various methods.

Want an easier way to share your spreadsheet or workbook with non-Apple users? We’ll show you how to convert Apple Numbers to Excel on Mac, iPhone, and iPad.