How much each currency is worth in relation to each other varies constantly. This relationship is called courses or exchange. Usually tells course how much we must pay for 100 foreign currencies. Is heading for Danish kroner (DKK) 107, 1246, it means that we must pay 107.1246 NOK 100 DKK. The exception is the pound and the dollar, where the rate tells us how much a pound, one euro or dollar is worth. Is heading for the euro (EUR) 7.9623, it means that we have to pay 7.9623 enough for 1 EUR.
Heading specify more decimals than we do in dollar amount. When buying foreign currency, we have to pay a fee for alternating linga, regardless of change in Norway or by taking out with a Visa card.