FINANCE.DDB(cost, salvage, life, period, factor = 2)
Calculate the depreciation of an asset using the double-declining balance method.
- cost: The asset's initial cost.
- salvage: The value of the asset at the end of depreciation.
- life: The number of periods over which the asset is depreciated.
- period: The single period within the asset's life for which to calculate depreciation.
- factor: The factor by which depreciation decreases. 2 by default.