Arabic numerals Arabic numerals Arabic numerals, also called Hindu–Arabic numerals, are the ten digits: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9; or numerals written using them in the Hindu–Arabic numeral system (where the position of a digit indicates the power of 10 to multiply it by). It is the most common system for the symbolic representation of numbers in the world today. The Hindu-Arabic numeral system was developed by Indian mathematicians around AD 500 using quite different forms of the numerals. From India, the system was adopted by Arabic mathematicians in Baghdad and passed on to the Arabs farther
Kaktovik Inupiaq numerals Kaktovik Inupiaq numerals Inuit languages, like other Eskimo–Aleut languages (and Celtic and Mayan languages as well), use a vigesimal counting system. Inuit counting has sub-bases at 5, 10, and 15. Arabic numerals, consisting of 10 distinct digits (0-9) are not adequate to represent a base-20 system. Students from Kaktovik, Alaska, came up with the "Kaktovik Inupiaq numerals", which has since gained wide use among Alaskan Iñupiat, and has been considered in other countries where dialects of the Inuit language are spoken. The numeral system has helped to revive counting in Inuit languages, which had been falling into disuse among Inuit