learn.howToCalculate

learn.whatIsHeading

Double Declining Balance (DDB) is an accelerated depreciation method that applies double the straight-line rate to the declining book value each year. It produces larger deductions early and smaller ones later — useful for assets that lose value quickly.

Przewodnik krok po kroku

1. 1DDB rate = (2 / Useful life) × 100%
2. 2Annual depreciation = Beginning book value × DDB rate
3. 3Book value never goes below salvage value
4. 4Often switched to straight-line when straight-line gives a higher deduction

Rozwiązane przykłady