DDB Function

The DDB function is one of the financial functions. It is used to calculate the depreciation of an asset for a specified accounting period using the double-declining balance method.

Syntax

DDB(cost, salvage, life, period, [factor])

The DDB function has the following arguments:

Argument	Description
cost	The cost of the asset.
salvage	The salvage value of the asset at the end of its lifetime.
life	The total number of the periods within the asset lifetime.
period	The period you wish to calculate depreciation for. The value must be expressed in the same units as life.
factor	The rate at which the balance declines. It is an optional argument. If it is omitted, the function will assume factor to be 2.

Notes

All the values must be positive numbers.

How to apply the DDB function.

Examples

The figure below displays the result returned by the DDB function.