You can easily create a drop-down list in Excel to limit the values that can be entered in a column. Here's how to set one up ...

Microsoft Excel's Data Validation tool lets you add a drop-down list to a cell based on existing data in a column. However, how this works depends on whether the source data is part of a formatted ...

There's a calculator in Excel 2010 but by default this feature is hidden, to get the calculator on your Excel screen navigate to Quick Access toolbar options – it's the down arrow symbol next to the ...