Answer:
20,000,000 + 400,000 + 80,000 + 4,000 + 100 + 60 + 3
Step-by-step explanation:
You would have to add all the numbers together that makes 20,484,163 based on the place value. Expanded form for 20,484,163 is 20,000,000 + 400,000 + 80,000 + 4,000 + 100 + 60 + 3