Depreciation Value per year Cost of Asset Salvage value of Asset Depreciation Rate per Year. Net book value NBV refers to the historical value of a companys assets or how the assets are recorded by the accountant. Calculate the depreciation rate.
Determine the salvage value of the asset.
Using the example of 5 years that would be 15 1 2 3 4 5 15. To calculate your monthly depreciation amount the formula is. Give the account a name like Asset depreciation Select Save and Close. For the asset if any.