Currency pair a dot or a dash. A widely traded currency pair is the relation of the euro against the US dollar, designated as EUR/USD. The quotation "EUR/USD 1.2500" means that one euro is exchanged for 1.2500 US dollars. Here, EUR is the base currency and USD is the quote currency(counter currency). This means that 1 Euro can be exchangeable to 1.25 US Dollars. The most traded currency pairs in the world are called the "Majors". They involve the currencies euro, US dollar, Japanese yen, pound sterling, Australian dollar, Canadian dollar, and the Swiss franc. Currency quotations use the abbreviations for currencies
Non-decimal currency Non-decimal currency A non-decimal currency is a currency that has sub-units that are a non-decimal fraction of the main unit, i.e. the number of sub-units in a main unit is not a power of 10. Today only two countries in the world use non-decimal currencies. Both of these countries are in Africa. These are Mauritania (1 ouguiya = 5 khoums) and Madagascar (1 ariary = 5 iraimbilanja). However these are only theoretically non-decimal, as in both cases the value of the main unit is so low that the sub-unit is too small to be of any practical use and coins