Reviewed by Charlene Rhinehart Fact checked by Vikki Velasquez Businesses depreciate long-term assets for both tax and accounting purposes. For tax purposes, businesses can deduct the cost of the ...

How to Calculate Depreciation Using Excel. Two common ways of calculating depreciation are the straight-line and double declining balance methods. Excel can accomplish both using the SLN function ...

Straight-Line Depreciation Determine the asset's salvage value--the expected sale value at the end of its life. Determine the purchase price and the expected life of the asset, in years.