Learn how to calculate Weighted Average in Excel with percentages using the SUM function and the SUMPRODUCT function.

To calculate the sum of squares using Microsoft Excel, you need to input a specific formula into the formula bar of the cell you're working with.

To sum a Column in a Microsoft Excel spreadsheet, you can use the AutoSum, the Status Bar, and even the Sum function to calculate values in one or more columns as explained below.

SUM is the spreadsheet equivalent of an open invite: it welcomes everything into the total, whether it belongs there or not.

You can sum a series of numbers in Microsoft Excel manually by typing in a simple formula, or automatically with a tool.

How to Do the Sum of an Indefinite Series in Excel. The Microsoft Excel program includes a variety of mathematical formulas that you can apply to any cell in a spreadsheet. If your business uses ...

How to Calculate a Running Total in Excel Learn to create cumulative sums in Microsoft Excel with these step-by-step instructions and screenshots.

Reviewed by Charlene Rhinehart Fact checked by Vikki Velasquez Businesses depreciate long-term assets for both tax and accounting purposes. For tax purposes, businesses can deduct the cost of the ...