Decimal Number

A number written to the base 10.

Historical Notes

  1. ~5000BC A decimal number system is in use in Egypt.
  2. 1360BC A decimal number system with no zero starts to be used in China.
  3. 594AD Decimal notation is used for numbers in India. This is the system on which our current notation is based.
  4. 976 Codex Vigilanus copied in Spain. Contains the first evidence of decimal numbers in Europe.

See also: Decimal, Decimal Point, Digit, Repeating Decimal.

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Subjects: Mathematics