[header] How to buy and sell currency [title] Examine the exchange rate for the currency you want to buy based on the currency you want to sell. [step] Look at how values for your chosen currency pairs have fluctuated over time. [substeps] Currency exchange rates are quoted in pairs of currency. 
The exchange quote tells you how many units of currency will receive based on the currency you want to sell. For example, a usd/eur quote of.