We have to express the number 304,800,400 in standard and expanded form.
The expanded form is shown as a sum of each digit multiplied by its matching place value. Let us express the number in expanded from.
So, 304,800,400 = [tex](3 \times 100000000) + (4 \times 1000000) + (8 \times 100000)+ (4 \times 100)[/tex]
= [tex]300000000 + 4000000 + 800000+400[/tex]
So, this is the expanded form of the given number.
Standard form is a way of writing down very large or very small numbers easily.
The standard from of the number is:
304,800,400 = [tex]3.048004 \times 10^8[/tex].