# decimal number system

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 Noun 1 decimal number system - a positional system of numeration that uses decimal digits and a base of tenpositional notation, positional representation system - a numeration system in which a real number is represented by an ordered set of characters where the value of a character depends on its positionalgorism - the Arabic (or decimal) system of numeration
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As these prospective primary teachers have mathematical knowledge, the main goal is that they understand and manage the principles of the Decimal Number System, the properties of four basic operations, their standards algorithms and the identification of problems which are related with these operations.
I recall a Northridge Junior High math teacher who was so incredibly inept at explaining the intricacies of the decimal number system that he would become swept up in theoretical arguments with 13-year-olds--and lose.
However, my purpose was to describe algorithms that can be used to convert between the pentimal and decimal number systems.

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