Add 2 multiples of 10,000 (6-digit numbers)
Add two 6-digit multiples of 10,000.
Add 2 multiples of 10,000 (6-digit numbers)
Add two 6-digit multiples of 10,000.
 
                    Add two 6-digit multiples of 10,000.
Add two 6-digit multiples of 10,000.
