To fix an Excel spreadsheet not adding up correctly, check the SUM function's syntax and make sure there aren't any text format cells in the sheet.

Microsoft's spreadsheet program can do way more than you might realize. These are the hacks and tricks you need to know.

Learn how to create a drop-down list in Excel without or with color using conditional formatting and data validation rules.

The aggregation functions you can use in a QUERY formula are avg (), count (), max (), min (), and sum (). The clause types ...

Pick a cell at the bottom of a column of numbers, hit Alt+= (the alt key plus the equal sign), and Excel will grab all the cells above and put them into a =SUM () formula.

Microsoft Excel adds Copilot AI to help fill in spreadsheet cells The new ‘COPILOT’ function uses AI to generate summaries, tags, tables, and more based on a group of cells.

Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

Circulating abnormal cells are important biomarkers for cancer diagnosis and prognosis. It is characterized by safety, low cost and high reproducibility, and can be used as an important reference for ...

Calculating CAGR in Excel The math formula is the same as above: You need ending values, beginning values, and a length measured in years. Excel has a built-in formula, but it’s far from ideal.

Our beauty writer tested the best shampoos for color-treated hair and found Kérastase makes the best. Master stylists and colorists agree.