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The United States dollar (sign: $; code: USD) is the official currency of the United States of America. The U.S. dollar is normally abbreviated as the dollar sign, $, or as USD or US$ to distinguish it from other dollar-denominated currencies and from others that use the $ symbol. It is divided into 100 cents.The U.S. dollar is the currency most used in international transactions and is one of the world's reserve currencies.[12] Several countries use it as their official currency, in many others it is the de facto currency
