I know these are correct but how do you get the year end book value for the last three, what are you subtracting? (also how do you get the depreciation expense for year 5)

Calculate the annual depreciation for each of the five years of the assets' life using the units of production method of depreciation l ife time Calculate the annual depreciation for each of the five years of the asset's life using the declining balance of depreciation. deer. ( 8040 yecir ? :Ho (8640):3460(+31360)-M90 (- la