The result of your conversion between ngarn and square fathom appears here
To convert between Ngarn and Square Fathom you have to do the following:
First divide 400 / 3.3445228 = 119.59852688
Then multiply the amount of Ngarn you want to convert to Square Fathom, use the chart below to guide you.
Symbol: ngarn
No description
Symbol: ftm
No description