The formula for the double declining balance depreciation method takes the carrying value (CV) x the DDB rate. Therefore the first year deprciation for an asset with a cost of $40,000, salvage of $2,000 and life of 4 years would be:

The formula for the double declining balance depreciation method takes the carrying value (CV) x the DDB rate. Therefore the first year depreciation for an asset with a cost of $40,000, salvage of $2,000 and life of 4 years would be