Non-decimal currency Non-decimal currency A non-decimal currency is a currency that has sub-units that are a non-decimal fraction of the main unit, i.e. the number of sub-units in a main unit is not a power of 10. Today only two countries in the world use non-decimal currencies. Both of these countries are in Africa. These are Mauritania (1 ouguiya = 5 khoums) and Madagascar (1 ariary = 5 iraimbilanja). However these are only theoretically non-decimal, as in both cases the value of the main unit is so low that the sub-unit is too small to be of any practical use and coins
Pound (currency) Pound (currency) The pound is a unit of currency in some nations. The term originated in the Frankish Empire as a result of Charlemagne's currency reform ("pound" from Latin "pondus", a unity of weight) and was subsequently taken to Great Britain as the value of a pound (weight) of silver. The English word "pound" is cognate with, among others, German "Pfund", Dutch "pond", and Swedish "pund". All ultimately derive from a borrowing into Proto-Germanic of the Latin expression "lībra pondō" ("a pound by weight"), in which the word "pondō" is the ablative case of the Latin noun "pondus" ("weight"). The