Calculate depreciation expense for 2018 and 2019 using straight line method.

Straight-Line Depreciation
	Choose Numerator:	/	Choose Denominator:	=	Annual Depreciation
	Cost minus Salvage	/	Estimated Useful Life (years)	=	Annual Depreciation
	$60,000	/	4	=	$15,000
Year	Annual Depreciation	x	Fraction of Year	=	Depreciation Expense
2018	$15,000	x	9/12	=	$11,250
2019	$	x		=	$

On March 31, 2018, Canseco Plumbing Fixtures purchased equipment for $68,000. Residual value at the end of an estimated four-year service life is expected to be $8,000. The company expects the machine to operate for 12,000 hours. a. Calculate depreciation expense for 2018 and 2019 using straight line method.