Unit of account L.S.D units in ratio 240:12:1. The Florentine gold florin, the French franc and the electoral rheingulden all became pounds (240 denari) of account. Units of account would often survive over 100 years despite the original coins changing composition and availability (e.g. the Castilian maravedi). A modern unit of account is the European Currency Unit, used in the European Union from 1979 to 1998; its replacement in 1999, the Euro, was also just a unit of account until the introduction of notes and coins in 2002. Unit of account is the main way of calculating a carrier or ship owner's liability
Bulgaria and the euro numerals). However, the word stotinki (стотинки), singular stotinka (стотинка), the name of the subunit of the current Bulgarian currency, could be used in place of cent, as it has become a synonym of the word "coins" in colloquial Bulgarian; just like "cent" (from Latin centum), its etymology is from a word meaning hundred – "sto" (сто). Stotinki is used widely in the Bulgarian diaspora in Europe to refer to subunits of currencies other than the Bulgarian lev. Bulgaria and the euro Bulgaria committed to switching its currency, the lev, to the euro upon its joining the European Union in 2007,