A machine cost $$600,000$ on April $1,2003.$ Its estimated salvage value is $$60,000$ and its expected life is eight years.

Instructions

Calculate the depreciation expense $($to the nearest dollar$)$ by each of the following methods, showing the figures used.

$($a$)$ Straight$-$line for $2003$

$($b$)$ Double$-$declining balance for $2004$

$($c$)$ Sum$-$of$-$the$-$years'$-$digits for $2004$