The Egyptians had a base duo-decimal (base 12 ) number system system of hieroglyphs for numerals. This means that they had separate symbols for one unit, one ten, one hundred, one thousand,
Sistema de numeração duodecimal – Wikipédia, a enciclopédia livre
Conta Comigo: Sistema de numeração duodecimal
Adding Duodecimal Numbers (Base 12) (A)
Free STL file Base 12 Blocks, Duodecimal Number Representation・3D printer model to download・Cults
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Multiplying Duodecimal Numbers (Base 12) (A)
New Numbers: How Acceptance of a Duodecimal (12) Base Would Simplify Mathematics by F. Emerson Andrews | Search for rare books | ABAA
nombre 12 et douzaine
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Sistema numerico dozzinale - Wikipedia
Aivosto on Twitter: "#Binary, #octal and #hexadecimal #numbers listed. Also unusual systems: ternary (or trinary, base-3), quaternary (base-4), quinary (base-5), senary (base-6), dozenal (or duodecimal, base-12) and vicesimal ( base-20) numbers. https ...
