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Category: area Conversion: Decares to Square Kilometers The base unit for area is square meters (Non-SI/Derived Unit) [Decares] symbol/abbrevation: (daa) [Square Kilometers] symbol/abbrevation: (km2, sq km)
How to convert Decares to Square Kilometers (daa to km2, sq km)? 1 daa = 0.001 km2, sq km. 628300 x 0.001 km2, sq km = 628.3 Square Kilometers. Always check the results; rounding errors may occur.
Definition:
The decare (symbol daa) is derived from deka, the prefix for 10 and are, and is equal to 10 ares or 1000 square metres. It is used in Norway and in the former Ottoman areas o..more definition+
In relation to the base unit of [area] => (square meters), 1 Decares (daa) is equal to 1000 square-meters, while 1 Square Kilometers (km2, sq km) = 1000000 square-meters.