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Yes, really. When did you last use Windows Calculator? When did you last look to see if there are any new functions you haven’t used before? clip_image004 Most of us probably can’t remember what all the functions on a scientific calculator do, and don’t have much need for trigonometry or advanced calculus in our daily lives.

Our friend on the right, is “Businessman with Calculator” in Office Clip Art.
Would
you do any business with him?

However, we often need to do simple arithmetic, and that can be handled easily by the built-in Calculator application in Windows, one of the few functions that can trace its lineage all the way back to Windows 1.0, more than 25 years ago. To fire up Calculator quickly, just press WindowsKey+R then enter CALC.

clip_image006Did you know that Windows 7’s revamp of the CALC application included a whole load of useful additions…?

Perhaps most useful, there are hundreds of unit conversions built in (from the predictable Fahrenheit to Celsius, to more esoteric such as how many kilopascals per PSI, how many minutes are there in two weeks, etc).

There are a few other useful calculations too (like how many days there were between two dates), and the Worksheets function also gives you a simple way of working out some standard tasks like mortgage payments or fuel economy…