The Euro is the official currency of the European Union. As of July 20, 2009, over a dozen European countries recognize the Euro as official currency, including Italy, Spain, Germany and France.
The United States Dollar serves as the official currency of the United States, and the official or de facto currency of a number of world nations. The dollar, which was created by the Coinage Act of 1792, contains a portrait of President George Washington. U.S. Coins are minted in 1 dollar, 50 cent, 25 cent, 10 cent, 5 cent, and 1 cent denominations.
To convert from Euros to Dollars, first you must figure out the official exchange rate. Exchange rates vary from day to day, so make sure that you are using the latest rate. Oanda.com contains all the official exchange rates. The Resources section below contains three additional sites with up-to-the-minute rates.
On July 20, 2009, the exchange rate was 1 U.S. Dollar = 0.70939 Euros, or 1 Euro = 1.40967 U.S. Dollars. If you have x number of U.S. Dollars, simply multiply by 0.70939 to find out the value in Euros. If you have x number of Euros, simply multiply by 1.40967 to find the value in U.S. Dollars.
There are a number of online currency calculators that offer instant conversion; Oanda.com has a superb one. By using an online calculator, you ensure that you are using the latest, official exchange rates.