Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with confidence.

Move beyond the basics of sums and averages. These tips open up all kinds of opportunities for working with spreadsheet data. Editor’s Note: This article was originally published in Sept. 2012 and the ...

Advanced Excel and Business Intelligence (BI) skills are essential in 2026, significantly boosting earning potential by $15,000 to $30,000 annually. Key tools to master include Power Query, Power ...