quatre-vingts - eviltoast
  • monsieur_jean@kbin.social
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    1 year ago

    It’s base 20.

    80 in French is 4 x 20. A long time ago, 60 was “trois-vingt”, 3 x 20. We still have a hospital in Paris called “Hopital des Quinze-Vingts”, 15 x 20 because it used to have 300 beds.