The result of your conversion between yottajoule and zettajoule appears here
To convert between Yottajoule and Zettajoule you have to do the following:
First divide 1.0e+24 / 1.0e+21 = 1000.
Then multiply the amount of Yottajoule you want to convert to Zettajoule, use the chart below to guide you.
Symbol: yJ
No description
Symbol: zJ
No description