The chart below describes the assets sold by the Tan Company (a sole proprietorship) this year. Compute the gain or loss from each asset disposition and determine the net gain treated as long-term capital gain for the year. Assume there is a lookback loss of $14000

Asset acquired sold cost depreciation sale price

machine 3-10-2012 8-10-2016 $40000 29,736 2000

building 2-12-2009 7-23-2016 80000 18838 90000

tractor 5-16-2011 11-13-2016 52000 52000 60000

crane 11-12-2005 2-25-2016 74000 74000 18000