Please help with the recognized gain

Troy (single) purchased a home in Hopkinton, Massachusetts, on January 1, 2007, for $320,000. He sold the home on January 1, 2023, for $346,300. How much gain must Troy recognize on his home sale in each of the following alternative situations? Note: Leave no answer blank. Enter zero if applicable. b. Troy lived in the home as his principal residence from January 1, 2007, through December 31, 2018. He rented out the home from January 1, 2019, through the date of the sale. Assume accumulated depreciation on the home at the time of sale was $5,200.