Number formats in Microsoft Excel define how data is displayed in your spreadsheet without changing the underlying values. As well as using number formats to present data as dates, times, percentages, ...

For you advanced users who want to skip ahead: You apply the conditional formatting using a custom formula and some variation on the INDIRECT function. In addition to specifying the column and row, ...

This week's tutorial covers a number functions in Google's Spreadsheet app, Google Sheets. Here we take a practical look at using weekdays in calculations, introduce "if" statements and learn how to ...

Last month, we used conditional formatting to highlight holidays in a matrix-style calendar; we added this enhancement to an earlier article that used conditional formatting to highlight weekends. By ...