Exercise 11-4 Depreciation methods; asset addition, partial period (LO11-2, 11-9) Tristen Company purchased a five-story office building on January 1, 2016 at a cost of $3,500,000. The building has a residual value of $175 000 and a 20-year life. The straight line depreciation method is used On June 30, 2018. construction of a sixth floor was completed at a cost of $1,610,000 Required: Calculate the depreciation on the building and building addition for 2018 and 2019 assuming that the addition did not change the life or residual value of the building Depreciation Building Addition Yeat 2018 2019