You can easily convert 300 acres into square kilometers using each unit definition:
With this information, you can calculate the quantity of square kilometers 300 acres is equal to.
In 300 ac there are 1.2140618 sq km.
Which is the same to say that 300 acres is 1.2140618 square kilometers.
Three hundred acres equals to one square kilometers. *Approximation
Performing the inverse calculation of the relationship between units, we obtain that 1 square kilometer is 0.82368131 times 300 acres.
A square kilometer is zero times three hundred acres. *Approximation