On January 1, 20X1, Rigby Inc. purchased equipment costing $75,000. The equipment is estimated to have a residual value of $6,000 and a four-year useful life.

In the following chart, compare how much depreciation expense should be recorded each year of the assets life and over all four years if the company uses the straight-line versus the double-declining balance depreciation (DDB) method.

Year	Straight-line Method	DDB Method
Year 1 of assets life
Year 2 of assets life
Year 3 of assets life
Year 4 of assets life
Total over all four years