As you work with Excel, you might discover yourself repeating many actions and commands. For example, every time you create a new worksheet, you might immediately enter a series of titles (such as months) across one row or format a set of numbers using the currency style.
Although you can make some repetitive work more efficient by using the toolbar or templates (discussed in Hour 6, “Using Excel Templates”), you might find it easier to create a macro to repeat a sequence of actions and commands.
Macro— A macro is a sequence of keystrokes, mouse actions, and other commands that you record for later use.
You store macros in a macro ...