Computing Partial Period, Sum-of-the-years-Digits Depreciation A machine with a five-year estimated useful life and an estimated 10% salvage value was acquired on April 30, 2019, for $22,400. On December 31, 2020, what is the bala depreciation on this asset, assuming the use of the sum-of-the-years-digits depreciation method? Accumulated depreciation on December 31, 2020: $ 0