NPR's Scott Simon talks to math historian Glen Van Brummelen about his finding that the decimal point appeared in the 1440s, earlier than thought. The decimal point was in use 150 years before ...

A recent discovery of documents dating back to the 15th century in Italy sheds new light on the history of the decimal point, revealing that this key element of mathematics was used much earlier than ...

Microsoft's Visual Basic programming language has variable types for three different kinds of numbers: integer, floating-point and decimal. Integer variables range from a short 2-byte format to a long ...

The most common technique for activating a single decimal point is simply tieing its activation pin to ground. In most situations, only one decimal point is used because the display reading represents ...

Merchants who thought they were paying tens of dollars for postage ended up being charged in the thousands. As a result, some unlucky sellers had their entire bank accounts drained. Decimals points ...

If you're using Excel to calculate monetary values, then you only have to worry about two decimal places in your numbers. Aligning your numbers to the right automatically lines up the decimal points ...