(Error and Change in EstimateDepreciation) Joy Co. purchased a machine on
January 1, 2012, for		$550,000.00	At that time it was estimated that the machine would
have a	10	-year life and no salvage value. On December 31, 2015, the firms
accountant found that the entry for depreciation expense had been omitted in 2013. In addition, management has informed the accountant that the company plans to switch to straight-line depreciation, starting with the year 2015. At present, the company uses the sum-of-the-years-digits method for depreciating equipment.
							Instructions: Fill in all chart entries and show calculation
							Prepare the general journal entries that should be made at December 31, 2015, to record these events. (Ignore tax effects.)
Dec 31, 15	Account title				Amount
	Account title					Amount
	Text entry as appropriate
	Cost of Machine					Amount
	Less: Depreciation prior to 2015
		Sum-of-the-years-digits depreciation
		2012	Formula		Formula
		2013	Formula		Formula
		2014	Formula		Formula	Formula
	Book Value at January 1, 2015					Formula
						Number
	Depreciation for 2015:					Formula
Dec 31, 15	Account title				Amount
	Account title					Amount