Cubic decimeters to quarts (UK) conversion calculator above calculates how many quarts (UK) are in 'X' cubic decimeters (where 'X' is the number of cubic decimeters to convert to quarts (UK)). In order to convert a value from cubic decimeters to quarts (UK) (from dm³ to qt) just type the number of dm³ to be converted to qt and then click on the 'convert' button.