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.

You can sum cells across multiple sheets in Excel. This article presents steps for Adding single-cell values or Adding values in the range of cells.

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

How to Sum a Column of Zeros in Excel. You can use the Sum function in Microsoft Office Excel to sum columns of data, whether your data is in an Excel table or is simply a range in a column of ...

The formula is SUMIFS (sum_range, criteria_range1, criteria1 [criteria_range2, criteria2,..]. How to use the Excel SUMIF function In this table, we want to calculate the number of mangoes sold.

Excel spreadsheets are one of the most useful tools to create documents with calculations and data and organize the accounting or VAT tax, among other tasks. Luckily, while working on Excel you can ...

Excel's GROUPBY function lets you group and aggregate data based on certain fields in your table of data. It also offers arguments that allow you to sort and filter your data, so you can tailor the ...

This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.

This article looks at how to use Excel’s auditing tools to audit formulas and ensure the accuracy of data.

Excel’s BYCOL() and BYROW() functions evaluate data across columns and rows, returning an array result set allowing you to bypass a lot of work.