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The original was posted on /r/todayilearned by /u/Grrerrb on 2025-08-02 01:13:30+00:00.

Original Title: TIL that in the 90s Alaskan Iñupiat schoolchildren in Kaktovik created a series of numerical digits to represent their base-20 numeral system to remedy the inadequacy of using Arabic numerals for the purpose.