12,354,897 place each # in place value 245897just need to make sure I am right ... okay 2 = 1million, 4=1thousand, 5=10 thousand, 8=100,9=107=ones

From the looks of things, you've certainly

mastered your place values! Those are

all correct.

You did leave out the "10 millions place".

That's the ' 1 ' at the very beginning.

Oh! You also left out the ' 3 '.

I'll let you name that one, because

I can see that you understand this stuff.