Follow a step-by-step Excel tutorial to learn how to calculate percentages correctly and avoid common spreadsheet mistakes.

My main program is the Excel Pro Challenge. It is a 15-day step-by-step course that takes you from beginner to confident — learning more than 40 Excel tools, PivotTables, dashboards, formulas and ...

Hiding lines, or rows, in Microsoft Office Excel 2010 is very simple: Right-click the lines and select "Hide." However, expanding the hidden lines in the Excel spreadsheet is not as simple. To get the ...

Power users love to talk about how powerful and awesome Excel is, what with its Pivot Tables, nested formulas, and Boolean logic. But many of us barely know how to find the Autosum feature, let alone ...

Build bulletproof workbooks with named ranges, dynamic tables, and Excel's built-in error-checking tools.

April 4, 2010 Add as a preferred source on Google Add as a preferred source on Google Just because you're tasting wine doesn't mean you can't still get your geek on. Microsoft's Office Online site has ...