Decimalisation
（重定向自Decimal Coinage）
![1964 ABC report describing the design of the soon to be introduced Australian decimal coins.](/Images/godic/202501/08/-ABC_Decimal_Currency.ogv0350.jpg")
Decimalisation is the process of converting a currency from its previous non-decimal denominations to a decimal system, i.e., a system based on one basic unit of currency and one or more sub-units, such that the number of sub-units in one basic unit is a power of 10, most commonly 100.