Depreciation for Partial Periods

Hathaway Company purchased a copying machine for $8,700 on October 1, 2016. The machine's residual value was $500 and its expected service life was 5 years. Hathaway computes depreciation expense to the nearest whole month.

Required:

Compute depreciation expense (rounded to the nearest dollar) for 2016 and 2017 using the:Straight-line method

2016	$
2017	$

Sum-of-the-years'-digits method

2016	$
2017	$

Double-declining balance method

2016	$
2017	$

Which method produces the highest book value at the end of 2017?