The result of your conversion between Gram and Dram appears here
To convert between Gram and Dram you have to do the following:
First divide 0.001 / ((0.000016387064*231)/128)/8 = 270.51218161
Then multiply the amount of Gram you want to convert to Dram, use the chart below to guide you.
Symbol: g
No description
Symbol: dr
No description