The result of your conversion between dekatherm and terawatthour appears here
To convert between Dekatherm and Terawatthour you have to do the following:
First divide 1.055057e+09 / 3.6e+15 = 0.00000029
Then multiply the amount of Dekatherm you want to convert to Terawatthour, use the chart below to guide you.
Symbol: dathm
No description
Symbol: TWh
No description