Depreciation by three methods; partial years hours in Year $2,2,100$ hours in Year $3,$ and $1,120$ hours in Year $4.$

Required:

Determine the amount of depreciation expense for the years ended December $31,$ Year $1,$ Year $2,$ Year $3,$ and Year $4,$ by $($a$)$ the straight$-$line method, $($b$)$ the units$-$of$-$activity method, and $($c$)$ the double$-$declining$-$balance method.

Note: FOR DECLINING BALANCE ONLY, round the final multiplier to four decimal places. Then, round the answer for each year to the nearest whole dollar.

a$.$ Straight$-$line method

$\backslash$table$[[$Year$,$Amount,$],[$Year $1,$$$,$

Depreciation by three methods; partial years hours in Year $2,2,100$ hours in Year $3,$ and $1,120$ hours in Year $4.$

Required:

Note: FOR DECLINING BALANCE ONLY, round the final multiplier to four decimal places. Then, round the answer for each year to the nearest whole dollar.

a$.$ Straight$-$line method

$\backslash$table$[[$Year$,$Amount$],[$Year $1,$$$,$