The calculation is 30000 8 or. Divide the cost of the furniture 19500 by the useful life 8. Depreciation Formula Calculate Depreciation Expense Furniture depreciation requires three pieces of information to calculate the annual expense associated with this accounting process. . Calculate annual depreciation expense. Determine the Life of Each Asset Placed in Service During the Year. There are many variables which can affect an items life expectancy that should be taken into consideration. Annual Depreciation Expense Cost of the Asset - Salvage Value Useful Life of the Asset. Age specific including cots changing tables floor sleeping mattresses high and low feeding chairs and stackable beds 5 years. Calculating depreciation on furniture is the same as calculating depreciation on any other asset like machinery or vehicle. Lets say the furniture has a useful life of 8 years. Calculate the furniture depreciatio...