A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
try this
Make sure all the Microsoft Office applications are close, then go to Control Panel > **Programs > Uninstall a Program >**on the list select Microsoft Office 2013> look at the top of the line list next to Uninstall and select Change> it will appear small window with two options, select QUICK Repair > follow the procedure. Once is done, close the small window.
Now try to open any Excel file you want it.
Hope it works for you.