Whether you're looking at documents regarding business analysis, performance reporting or financial management, you might come across a special type of Microsoft Excel spreadsheet with the file ...

A .CWK file is an extension applied to Apple Works files. It applies to spreadsheet, presentation or word-processing files created with Apple Works. With the advent of the Lion Mac operating system, ...

You can open or import a surprising number of file formats into Microsoft Word. Not to be confused with file formatting, which—in most programs—refers to the design of a page, file formats are little ...

If you often use a computer for work, you've probably encountered some .csv files as part of your daily grind. On the surface, they may seem like a strange alternative to the far more well-known .xlsx ...

Add Yahoo as a preferred source to see more of our stories on Google. A CSV file is a plain text file that can be opened in a variety of programs. dowell/Getty Images A CSV (comma-separated values) ...

A missing Excel file isn’t always the disaster it feels like.

Red Eye Rose received a file with a strange extension. She doesn’t know into what program she should load it. Neither does Windows. I doubt that anyone knows all of the file extensions used since the ...

Spreadsheets created in Apple Numbers can be wondrous things, but opening them in Excel on a Windows PC is something of a headache. It can be done, though, with a little help from iCloud. In this ...

One of the banes of modern working life comes about when trying to collaborate remotely with colleagues using different software. Mac users pick up a spreadsheet, presentation deck or word-processing ...

Debates in the aftermath of the Google Spreadsheet announcement have climbed the mountains and traversed the valleys of Google’s supposed master plan. They’ve covered the Google vs. Microsoft gorge, ...