If the DAT file you're trying to open is text, you can convert the file into text in the Microsoft Excel program by first saving it as a CSV file. Right-click the DAT file on your PC and click "Open." ...

When you use Microsoft Excel to store and analyze business data, your workbooks and worksheets often contain date information. Although your original data may need to display full month ...

The IF function is one of the most flexible functions in Microsoft Excel and has a range of uses that can be helpful in comparing data entries and isolating specific data points. The IF function can ...

When this happens, use the DATEVALUE function to convert the text dates to Excel serial numbers. To test this function, enter five dates—as text—in cells A5 through A9. Insert an apostrophe ...

How to convert a birth date to an age without an expression using Microsoft Excel Power Query Your email has been sent Calculating age requires a bit of specialized knowledge. Any expression you ...