Solar Innovations Corporation bought a machine at the beginning of the year at a cost of $25,000. The estimated useful life was five years and the residual value was $3,000. Assume that the estimated productive life of the machine is 10,000 units. Expected annual production was:
Year 1 2,000 units
Year 2 3,000 units
Year 3 2,000 units
Year 4 2,000 units
Year 5 1,000 units
1. Complete the cost column of a depreciation schedule for each of the alternative methods.
a. Straight-line
Income Statement Balance Sheet
Year Depreciation Expense Cost Accumulated Depreciation Book Value
At acquisition $25,000
1 $4,400 $25,000 $4,400 20,600
2 4,400 8,800 16,200
3 4,400 13,200 11,800
4 4,400 17,600 7,400
5 4,400 22,000 3,000
b. Units-of-production
Income Statement Balance Sheet
Year Depreciation Expense Cost Accumulated Depreciation Book Value
At acquisition $25,000
1 $4,400 $25,000 $4,400 20,600
2 6,600 11,000 14,000
3 4,400 15,400 9,600
4 4,400 19,800 5,200
5 2,200 22,000 3,000
c. Double-declining-balance
Income Statement Balance Sheet
Year Depreciation Expense Cost Accumulated Depreciation Book Value
At acquisition $25,000
1 $10,000 $25,000 $10,000 15,000
2 6,000 16,000 9,000
3 3,600 19,600 5,400
4 2,160 21,760 3,240
5 240 22,000 3,000

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