A machine which cost $524,000 is acquired on October 1, 2020. Its estimated salvage value is $52,400 and its expected life is 4 years. Calculate depreciation expense for 2020 and 2021 by double-declining balance. (Round answers to o decimal places, e.g. 5,275.) 2020 2021 Depreciation expenses Calculate depreciation expense for 2020 and 2021 by sum-of-the-years-digits. (Round answers to 0 decimal places, e.g. 5,275.) 2020 2021 Depreciation expense At the end of 2021, which method results in the larger accumulated depreciation amount? Show Work is REQUIRED for this question: Open Show Work