Arabic numerals in its entry in the "Oxford English Dictionary", which helps to distinguish it from "Arabic numerals" as the Eastern Arabic numerals. Alternative names are Western Arabic numerals, Western numerals, Hindu–Arabic numerals and Unicode calls them digits. The decimal Hindu–Arabic numeral system with zero was developed in India by around AD 700. The development was gradual, spanning several centuries, but the decisive step was probably provided by Brahmagupta's formulation of zero as a number in AD 628. The system was revolutionary by including zero in positional notation, thereby limiting the number of individual digits to ten. It is considered an important
Kaktovik Inupiaq numerals speakers due to the prevalence of the base-10 system in schools. The picture below shows the numerals 1–19 and then 0. Twenty is written with a one and a zero, forty with a two and a zero, and four hundred with a one and two zeros. The corresponding spoken forms are: In Greenlandic Inuit language: 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