Answer:
Part 1) Dan wrote in expanded form two millions thirty five thousand, four instead of two millions , three hundred fifty thousand, four
Part 2) The standard for of the number is

Explanation:
we have
The number two millions , three hundred fifty thousand, four
we know that
Dan Wrote

The number that Dan wrote is two millions thirty five thousand, four
The correct number in expanded form is

The standard for of the number is
