How many square decimeter in 1 square gigameter?
The answer is 1.0E+20.
We assume you are converting between square decimetre and square gigametre.
You can view more details on each measurement unit: square decimeter or
square gigameter
The SI derived unit for area is the square meter.
1 square meter is equal to 100 square decimeter, or 1.0E-18 square gigameter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between square decimeters and square gigameters.
Type in your own numbers in the form to convert the units!

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