The result of your conversion between ngarn and square myriameter appears here
To convert between Ngarn and Square Myriameter you have to do the following:
First divide 400 / 1.0E+8 = 0.000004
Then multiply the amount of Ngarn you want to convert to Square Myriameter, use the chart below to guide you.
Symbol: ngarn
No description
Symbol: mym²
No description