A machine cost $1,450,000 on April 1, 2020. Its estimated salvage value is $149,200 and its expected life is 4 years. Calculate the depreciation expense by straight-line for 2020. (Round answer to 0 decimol places, es. 5.275.) Depreciation expense eTextbookand Media Calculate the depreciation expense by double declining balance for 2021 . RRound orower to 0 decimal plocess ess 5.275 J: Dopreciation expense 5 Calculate the depreciation expense by double-declining balance for 2021. (found answer to 0 decimolpiaces, e.g. 5.275.) Depreciation experse eTextbook and Media Calculate the depreciation expense ty sum-of-the years-digits for 2021 . (Round answer to 0 decimal ploces eg. 5,275 ) Depreciation expense Calculate the depreciation cxpense by surn-of-the-years'digits for 2021 . Round answer to 0 decirnal plocess e.8. 5.275 ). Depreciation expense: eTextbook and Media Which method would result in the smallest income arnount for 2021