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adrianmonk
on Nov 28, 2018
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Math and Analogies
OK, valid point of about whether it's fair to call Roman numerals decimal. They're similar because all the symbols (except I) are multiples of 5 and 10, but it's not really the same thing as true base 10.
ZenPsycho
on Nov 28, 2018
[–]
the abacus that they are based off of was in fact, base 10, positional. See my other comment.
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