Ciekawostka: Arabic numerals are not really Arabic; they were created in India

Evidence: 77 • authority: 72

The Arabic numerals are ten digits (0, 1, 2, 3, 4, 5, 6, 7, 8, and 9) used for writing numbers. The term often also implies a positional notation number with a decimal base, in particular when contrasted with Roman numerals. However, the symbols are also used to write numbers in other bases, as well as non-quantitative identifiers such as a product model or a license plate. They are also called Western Arabic numerals, Western digits, European digits, ASCII digits, Latin digits or Ghubār numerals to differentiate them from other types of digits. Hindu–Arabic numerals is used due to positional notation (but not these digits) originating in India. The Oxford English Dictionary uses lowercase…

Evidence: 59 • authority: 72

The Hindu–Arabic numeral system is a decimal place-value numeral system that uses a zero glyph as in "205". Some historians have argued that the exact development and transmission of the Hindu–Arabic numeral system remains debated, with differing interpretations regarding the contributions of Indian, Persian, and Arab scholars. Its glyphs are descended from the Indian Brahmi numerals. The full system emerged by the 8th to 9th centuries, and is first described outside India in Al-Khwarizmi's On the Calculation with Hindu Numerals (ca. 825), and second Al-Kindi's four-volume work On the Use of the Indian Numerals (c. 830). Today the name Hindu–Arabic numerals is usually used.

Evidence: — • authority: 35