Indian.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;History_of_the_Hindu–Arabic_numeral_system" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;History_of_the_Hindu–Arabic_nu...</a><p>Europe most likely adopted them via al-Khwarizmi&#x27;s <i>On the Calculation with Hindu Numerals</i>, naming them ‘Arabic’ after the perceived origin of the author (actually he was Persian) rather than ‘Hindu’ after the title.