Because time stamps are represented as serial numbers, you can subtract the earlier time from the later time
to get the difference.
Goal seeking is a useful feature that works in conjunction with your formulas. If you know what a formula
result should be, Excel can tell you which values of one or more input cells you need to produce that
If you want to paste text in your worksheet, you can use Excel's Convert Text to Columns Wizard.
This chart resembles a speedometer gauge and displays a value between 0 and 100%.
A common type of date calculation determines the number of days between two dates.
If you need to select all objects embedded into the worksheet, e.g. select all charts to adjust their size,
press Ctrl+G and click the Special button or use Ctrl to select objects individually.
Creation of a large number of visually consistent charts to represent different data is a time consuming and
error prone task, unless you know how to copy formatting between charts. Also Excel 2007 introduced a new
ability to create chart templates.
Excel's ability to create automatic subtotals is a handy feature that can save you a great deal of time.
If you're willing and able to edit the Registry on your computer, you can change Excel's number of
This tip describes how to use conditional formatting for comfortable viewing results in the worksheet.