On October 1, 2016, the Allegheny Corporation purchased machinery for $115,000. The estimated service life of the machinery is 10 years and the estimated residual value is $5,000. The machine is expected to produce 220,000 units during its life.

Required:

Calculate depreciation for 2016 and 2017 using each of the following methods. Partial-year depreciation is calculated based on the number of months the asset is in service. Round all computations to the nearest dollar.

1) Straight line.

2) Sum-of-the-years'-digits.

3) Double-declining balance.