Although the Romans written form of numeric values was clumsy, they were cognizant of a decimal place value system including a null value for any decade. This immediately apparent with the first look at a Roman bronze abacus which was the first example of a practical "pocket calculator". Have a look at this Wikipedia article.
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In Print This Week:
Dec 8, 2016
vol XXVII issue 49
Homeless State University
The North Coast Journal Weekly
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