Depreciation by three methods; partial years hours during Year $1,2,300$ hours in Year $2,1,900$ hours in Year $3,$ and $1,080$ hours in Year $4.$

Required: 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,$$