Google’s generative AI tool can quickly surface trends in your data, generate charts and formulas, clean up your data, and ...

Excel gives the answer 10. If you have a mathematical background, you’ll know why Excel gives a different answer to such a simple calculation — and why, technically, Excel is right. If you don’t have ...

Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.

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 ...

I learned, belatedly, that last October 17 was Spreadsheet Day, marking the 35th anniversary of VisiCalc, the Apple II program that started it all. This moved me to republish a long piece I wrote 30 ...