On January 2, 2018, Ellet Furniture purchased display shelving for $8,900 cash, expecting the shelving to remain in service for five years. Ellet depreciated the shelving on a double-declining-balance basis, with $1,100 estimated residual value. On August 31, 2019, the company sold the shelving for $2,800 cash. Record both the depreciation expense on the shelving for 2019 and its sale in August. Also show how to compute the gain or loss on the disposal of the shelving.