Question

how do you write 304 007,009 in standard form

Answer 1

Just like you wrote it! Standard form is just the standard way of writing the number. 

Other ways that are more complicated are expanded form or word form which are written differently.

Let me know if you have a question! :)

Answer 2

Standared form is just the way you wrote it . There are many ways but standared is just the numbers the only thing you need to add is the , in between 4 and 0