Required information [The following information applies to the questions displayed below.) On October 1, 2021, the Allegheny Corporation purchased equipment for $115,000. The estimated service life of the equipment is 10 years and the estimated residual value is $5,000. The equipment is expected to produce 220,000 units during its life. Required: Calculate depreciation for 2021 and 2022 using each of the following methods. Partial-year depreciation is calculated based on the number of months the asset is in service. 2. Double-declining balance. Depreciation for the Period End of Period Fraction of Year Depreciation Expense Accumulated Depreciation Book Value Beginning of Annual Period Period Book Value 2021 2022 Depreciation Rate (%) 20% 20% $ 0 $