Belardo's Manufacturing Company acquired a plant asset for $6,000 on January 1, 2013, and depreciated the equipment using the straight-line basis over a 12-year period, with no scrap value. On January 1,2021, after using the asset for 8 full years, Belardo's management believes that the asset will be productive for an additional 8 years (as opposed to 4 years). The increase in useful life results from an improved maintenance program initiated 2 years ago. How should Belardo report this change in estimate?

Annual depreciation is $			per year before the change in estimate. The revised depreciation is $			per year.
Belardo	does not make any changes to			prior financial statements.