The Standard Form of an Expanded Number

The Expression of a Number in Expanded Form

The expression below shows a number in expanded form:

(2×10) + (3×one tenth) + (9×one hundredth) + (7×one thousandth)

What is the standard form of the number?

Answer: 7,920.3 is my answer

The expression below shows a number in expanded form. What is the standard form of the number?

7,920.3 is the standard form of the number represented in expanded form as (2×10) + (3×one tenth) + (9×one hundredth) + (7×one thousandth).