LO2 ing, trucks, and equip P9-3A. Depreciation Methods On January 2, 2018, Skyler, Inc. purchased a laser cutting machine to be in the fabrication of a part for one of its key products. The machine cost $120,000, and its estimi useful life was four years or 920,000 cuttings, after which it could be sold for $5,000 Required Calculate each year's depreciation expense for the period 2018-2021 under each of the following depreciation methods: 1. Straight-line. 2. Double-declining balance 3. Units-of-production. Assume annual production in cuttings of 200,000; 350,000; 260,000; and 110,000 b. Assume that the machine was purchased on July 1, 2018. Calculate each year's depreciation ex- pense for the period 2018-2022 under each of the following depreciation methods: 1. Straight-line. 2. Double-declining balance. vo Depreciation expense Cost Salvage Estimated Useful Life 10 11 a 1 Straight line 13 14 a 2 Double-declining balance Annual rate Book value Expense 2018 2019 2020 2021 2022 25 a 3 Units of production Per unit rate 2018 2019 2020 2021 4 bi Straight line 2018 2019-2021 2022 39 b 2 Double-declining balance Annual rate Book value Expense 2018 2019 2020 2021 2022