In Excel, every date is stored as a serial number, starting from January 1, 1900, which is serial number 1. So, January 2, 1900, is serial number 2, January 3, 1900, is serial number 3, and so on.

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.

How to use AutoSum in Excel AutoSum works best when you have a column or row of numbers you want to add up. 1. Click the empty cell underneath the column of numbers that you want to add up. Or, if ...

How to Multiply a Column of Numbers Times a Percentage in Excel. Microsoft Office Excel includes dozens of function options to help you automatically generate values in cells across a spreadsheet.

How to Calculate Negatives in Excel. Microsoft Excel has the ability to automatically recognize a positive or negative number that you enter in a cell. However, if an incorrect format is selected ...

Excel for the web supports all three ranking functions. If you’re unfamiliar with Excel’s three ranking functions, consider reading How to calculate rank in an Excel sheet.

You can use the same formula in Excel, Excel Online, and Google Sheets to calculate the cube root or cube of any number or value.

Follow along in this step-by-step guide to learn how to easily calculate hours worked in Microsoft Excel.

In this instance, you would now be provided with both companies' free cash flow numbers, Apple's in cell B5, of $73.36 billion, and Alphabet's in cell C5, of $42.84 billion. One can also enter the ...

Learn how to calculate the net present value (NPV) of your investment projects using Excel's XNPV function.

You may want to multiply cells or numbers in Microsoft Excel to analyze data. Here's what you need to know to do it.