WireDot Inc. is a manufacturer of specialized machinery. WireDot purchased a new stamping machine at the beginning of the year at a cost of $$720,000.$ The estimated residual value was $$76,800.$ Assume that the estimated useful life was five years, and the estimated productive life of the machine was $268,000$ units. Actual annual production was as follows:

$\backslash$table$[[$Year$,$Units$],[1,78,000],[2,66,000],[3,30,000],[4,58,000],[5,36,000]]$

Required:

Complete a separate depreciation schedule for each of the alternative methods. $($Do not round your intermediate calculations.$)$

a$.$ Straight$-$line.

$\backslash$table$[[$Year$,\backslash$table$[[$Depreciation$],[$Expense$]],\backslash$table$[[$Accumulated$],[$Depreciation$]],\backslash$table$[[$Net$],[$Book Value$]]],[$At acquisition,,,$],[1,,,],[2,,,],[3,,,],[4,,,],[5,,,]]$

B Units of production

C Double declining balance