On December 31, Year 3, Mueller Corp. acquired 80% of the outstanding shares of Wilson Inc. for a total cost of $272,000. The carrying amount of Wilsons assets, liabilities, and equity was equal to fair value except for the following:

	Carrying amount	Fair Value
Inventory	61300	70600
Equipment, net	283,000	289,000
Patent		42,600
Long-term debt	193,000	162,600
Common shares	188,000	?
Retained earnings	44,600	?

As at December 31, Year 3, the equipment and patent had an estimated useful life of six and eight years, respectively. The long-term debt is due on January 1, Year 9. There was a goodwill impairment loss of $3,000 in Year 5. There were no other impairment losses.

Mueller uses the cost method to account for its investment in Wilson. The book values of selected accounts for the year ended December 31, Year 7 were as follows:

	Mueller	Wilson
Dividend income	13,300
Net income	64,600	28,600
Common shares	106,500	188,000
Retained earnings	276,000	136,000

Required: (a) Prepare a schedule of changes to the acquisition differential for the four year period ending December 31, Year 7. (Leave no cells blank - be certain to enter "0" wherever required. Omit $ sign in your response. Negative/Deductible amounts should be indicated by a minus sign.)

	Balance Dec. 1 yr 3	Changes yr 4, 5 &6	Changes yr 7	Balance Dec. 31 yr 7
Inventory
Equipment (6 years)
Patents (8 years)
Long-term debt (5 years)
Goodwill
Total

(b) Calculate consolidated net income attributable to the parent, ending retained earnings and non-controlling interest at December 31, Year 7. (Omit $ sign in your response.)

Consolidated net income attributable to the parent
Consolidated retained earnings
Non-controlling interest