Currency pair euro has strengthened, or both. On the other hand, if the EUR/USD (or EURUSD) quote changes from 1.2500 to 1.2490 the euro has become relatively weaker than the dollar. The rules for formulating standard currency pair notations result from accepted priorities attributed to each currency. From its inception in 1999 and as stipulated by the European Central Bank, the euro has first precedence as a base currency. Therefore, all currency pairs involving it should use it as their base, listed first. For example, the US dollar and euro exchange rate is identified as EUR/USD. Although there is no standards-setting body
Euro daily by some 343 million Europeans . Outside Europe, a number of overseas territories of EU members also use the euro as their currency. Additionally, 240 million people worldwide use currencies pegged to the euro. The euro is the second largest reserve currency as well as the second most traded currency in the world after the United States dollar. , with more than €1.2 trillion in circulation, the euro has one of the highest combined values of banknotes and coins in circulation in the world, having surpassed the U.S. dollar. The name "euro" was officially adopted on 16 December 1995