Pa.g-Consulting™

Rounding Algorithms 101

We all remember being taught the concept of rounding in our younger years at school. Common problems involved monetary values, such as rounding some amount like $5.19 to the nearest dollar (which would be $5 in the case of this example). However, although this may seem simple at a first glance, there’s a lot more to rounding than might at first meet the eye …
http://www.diycalculator.com/popup-m-round.shtml

I work on wall street and I’ve never personally seen any programs using the round-to-even method, but they call it “Banker’s Rounding” here which must mean that some financial places do that.
–Katie Wasserman im Forum http://www.hpmuseum.org/

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