The result of your conversion between megawatthour and petawatthour appears here
To convert between Megawatthour and Petawatthour you have to do the following:
First divide 3.6e+09 / 3.6e+18 = 0.
Then multiply the amount of Megawatthour you want to convert to Petawatthour, use the chart below to guide you.
Symbol: MWh
No description
Symbol: PWh
No description