Wellness Medical Center bought equipment on January 2 for $21,000. The equipment was expected to remain in service for four years and to perform 680 operations. At the end of the equipment's useful life, Wellness estimates that its residual value will be $4,000. The equipment performed 68 operations the first year, 204 the second year, 272 the third year, and 136 the fourth year. Read the requirements Requirement 1. Prepare a schedule of depreciation expense per year for the equipment under the three depreciation methods. After two years under double-declining-balance depreciation, the company switched to the straight-line method Year Straight-Line 2 4