help!!

Problem 8-2A Depreciation methods LO P1 A machine costing $216,400 with a four-year life and an estimated $20,000 salvage value is installed in Luther Company's factory on January 1. The factory manager estimates the machine will produce 491,000 units of product during its life. It actually produces the following units: 122,500 in Year 1, 123,500 in Year 2, 120,800 in Year 3, 134,200 in Year 4. The total number of units produced by the end of Year 4 exceeds the original estimate-this difference was not predicted (The machine cannot be depreciated below its estimated salvage value.) Required: Compute depreciation for each year (and total depreciation of all years combined) for the machine under each depreciation method (Round your per unit depreciation to 2 decimal places. Round your answers to the nearest whole dollar.) Complete this question by entering your answers in the tabs below. DDB Units of Straight line Production Compute depreciation for each year (and total depreciation of all years combined) for the machine under the Straight line depreciation. Straight Line Depreciation Yoar Depreciation Expense 1 2 3 4 Total $ 0 Units of Production > Complete this question by entering your answers in the tabs below. Units of Straight Line Production DDB Compute depreciation for each year (and total depreciation of all years combined) for the machine under the Units of production Units of Production + Depreciable Units Depreciation Depreciation Units Expense 122,500 123,500 120,800 134,200 Year per unit 1 2 3 4 Total $ 0 Complete this question by entering your answers in the tabs below. Units of Straight Line Production DDB Compute depreciation for each year (and total depreciation of all years combined) for the machine under the Double- declining-balance. DDB Depreciation for the Period End of Period Beginning of Year Depreciation Depreciation Accumulated Period Book Book Value Rato Value Expense Depreciation $ 1 0 2 3 % % 0 0 4 0 Total $ 0