Convert 100 Gigajoule to Watt-hour: 100 Gigajoule in Watt-hour
This calculator allows you to convert from Gigajoule to Watt-hour and in a reverse direction. To convert from Gigajoule to Watt-hour, enter the amount of Gigajoule into the first input and to convert from Watt-hour to Gigajoule, enter the amount of Watt-hour into the second input.