Has someone sent you a .numbers file that you can't open in Excel on your Windows PC? Here's how to edit it using Apple's iCloud apps ...

If you cannot open an Excel file and see Excel cannot open the file because the file format or extension is not valid error, see this post.

Apple's Numbers spreadsheet for Mac, iPhone, and iPad, is not as powerful as Microsoft Excel, but most users will be ...

How to Open an XLS File in Excel. XLS files are Excel workbook files created in Excel 97 or Excel 2003. The 2007, 2010 and 2013 versions of the program use the XLSX format by default to save ...

By design, Apple uses its own Numbers (.numbers) file format, while Excel uses the XLSX file format, or for earlier spreadsheets, the XLS format. You can open XLSX files in Numbers, but you can ...

How to Separate Text From Numbers in Excel. When you open a raw data file in Excel, the program doesn't always recognize the way in which the data is formatted, such as comma-delimited, tab ...

We asked Rob Griffithsu2014our go-to expert on spreadsheetsu2014to use Excel 2008 and Numbers u201908 to create the same project, progressing from the basics (text entry and formatting) to more ...