Open an Excel document containing a section with time data written in "hh:mm" format, such as "12:30." Click on an open cell off to the side of the first entry in the existing data.

Open the Excel 2010 files that holds your phone numbers. Click on the cell that you want to change into a series of numbers spread out over several columns, or click on the letter above the column ...

If you click on the New Sheet button every time, you will waste a lot of time. ... How to change default number of Worksheets in Excel. Microsoft Excel can make this change easily on its own.

Trying to use an Excel Date and Time function, but Excel returns a serial number instead of date; this is because Excel stores dates and times in serial numbers in the backend; for instance, when ...