Statement #$3$: The book value of one of Blue Hamster$$s fixed assets is calculated as the original cost of the asset minus its annual depreciation expense.

This statement is $,$ because:

An asset$$s net book value is calculated by adding its annual depreciation expense to its total historic and installation costs.

An asset$$s net book value is calculated by subtracting its annual depreciation expense from its total historic and installation costs.

An asset$$s net book value is calculated by subtracting its accumulated depreciation expense from its total historic and installation costs.