The result of your conversion between watthour and gigajoule appears here
To convert between Watthour and Gigajoule you have to do the following:
First divide 3600 / 1.0e+09 = 0.0000036
Then multiply the amount of Watthour you want to convert to Gigajoule, use the chart below to guide you.
Symbol: Wh
No description
Symbol: GJ
No description