Language and the euro and a 50 euro banknote is called ("penintariko"), derivatives of the words for ten, twenty and fifty. 10 lepta of a drachma were called ("dekara"), but since lepta of the drachma were out of circulation long before the euro, this word is now considered too old-fashioned and only used in old expressions and thus it is not used for the 10 eurocent coin. Nevertheless, all Greeks understand the word to stand for 10 cents of any currency and thus use it for non-euro currencies like the dime of the US dollar. The same is true for the 5-cent coin which
History of the euro Commission based on the market rates on 31 December 1998, so that one ECU would equal one euro. These rates were set by Council Regulation 2866/98 (EC), of 31 December 1998. They could not be set earlier, because the ECU depended on the closing exchange rate of the non-euro currencies (principally the pound sterling) that day. Due to differences in national conventions for rounding and significant digits, all conversion between the national currencies had to be carried out using the process of triangulation via the euro. The currency was introduced in non-physical form (traveller's cheques, electronic transfers, banking, etc.) at