Using an Excel spreadsheet you can input the dates and descriptions of these events in a random order and then reorganize your spreadsheet data by date.

Excel's data validation feature is more versatile than you might think. Learn how to use literal values, input values, list values, and even formulas to restrict input date values using data ...

How to Make a Cell on Microsoft Excel With a Changing Date. Microsoft Excel offers a Function Library with formulas that insert the current date when you open the worksheet or enter calculations.

Excel tries to determine an input value’s data type — and, for most of us, that’s helpful. For instance, if you enter a string that represents a date, Excel automatically converts it into ...

With the date written in and formatted, you can now enter the formula to subtract the date. You would enter that in the appropriate cell for your Excel document.