Depreciation Methods

On January 2, 2015, Alvarez Company purchased an electroplating machine to help manufacture a part for one of its key products. The machine cost $218,700 and was estimated to have a useful life of six years or 781,200 platings, after which it could be sold for $23,400.

b. Assume that the machine was purchased on September 1, 2015. Calculate each year's depreciation expense for the period 2015-2021 under each of the following depreciation methods:

2. Double-declining balance. I need extra help with this one. We can't seem to get the right answers. 24,298, 64,794, 43,196, 28,298, 17997, 11,997, 587 are WRONG.

2. Double-declining balance

Year Depreciation

2015 ?????

2016 ?????

2017 ????

2018 ????

2019 ?????

2020 ?????

2021 ?????