can some one check my work for me please

On January 1, the Matthews Band pays $66,800 for sound equipment. The band estimates it will use this equipment for four years and after four years it can sell the equipment for $1,000. Matthews Band uses straight-line depreciation but realizes at the start of the second year that this equipment will last only a total of three years. The salvage value is not changed. Compute the revised depreciation for both the second and third years. $ Book value at point of revision Remaining depreciable cost Depreciation per year for years 2 and 3 50,350 65,800 16,450