Grundsteuer Berlin- Line 4 GW2

[erezlot]

Hi CharlieI have an apartment in Berlin that I rent out
*The size is 50 m².
*in "BORIS Karl Kunger str is considered 3000 m2 and my share in the total rpoperty of 777 m² is 278,399/10000. what would be the land price that I need to put in line4 of GW2 section
*image.png
Thank you

[multi]

The connection of the displayed error message to the question isn't clear.

It's unclear where you get the 3000 m2 from. the 3000 from the map is obviously Euros, not m2.

777 m2 times 278,399/10000 gives 21,63 m2. This may be cut down to 21 m2.