A production machine which cost $1,100,000 is acquired on October 1 t6 Its estimated residual value is $100,000 and its expected life is years to produce products for 3,000 operating hours during 2016 an operating hours during 2017. Lorny uses the half-year convention for depreciating assets. or about 80,000 operating hours. During 2016, the machine was u sed Required: Calculate depreciation expense for 2016 and 2017 by each of the following methods (a) Straight-line method (b) Double-declining balance method (c) Units-of-output method 2017 tion Expense 2016 Straight-line method Double-declining balance method Units of-output method