Crackling Fried Chicken bought equipment on January 2, 2016, for $21,000. The equipment was expected to remain in service for four years and to perform 3,600 fry jobs. At the end of the equipment’s useful life Crackling’s estimates that its residual value will be $3,000. The equipment performed 360 jobs the first year, 1,080 the second year, 1,440 the third, and 720 the fourth year.

Requirements
1. Prepare a schedule of depreciation expense, accumulated depreciation, and book value per year for the equipment under the three depreciation methods. Show your computations.
2. Which method tracks the wear and tear on the equipment most closely?