In 2019, Colin and Laura sold their house for $990,000. They paid $40,000 in expenses so their proceeds are $950,000. They bought the house in 2013 and paid $300,000 for the home and spent $30,000 to add on a garage so their basis would be $330,000. They subtract $330,000 from $950,000 to find their gain equals $620,000. When filing their joint income tax return, if all of other conditions are met, what is the maximum amount Colin and Laura could exclude from the sale of their home