Say on January 1, 2017, Company A, a Canadian company, purchases80% of the outstanding common shares of Company B, aMexican Company.Company ApaysMP 4,000,000 for its shares in Company B.The Mexican company began operations on that date with a balance sheet consisting of cash of MP 6,000,000, common shares of MP 5,000,000 and long-term debt of MP 1,000,000.

How would we calculate the exchange gain or loss from the translation of the financial statements of Company B if that company is considered to be an integrated foreign operation and translates its financial statements using the functional currency method?

What if we decide to translate the 2017 income statement of Company B if that company is considered to be an integrated foreignoperation and translates its financial statements using the functional currency method?

How would we calculate the consolidated net income that Company Awould report for 2017 if Company B was considered to be an integrated foreign subsidiary operation and translates its financial statements using the functional currency method?

Similarly, how could we calculate the exchange gain or loss from the translation of Company B's financial statements into Canadian dollars if that company is considered to be a self-sustaining subsidiary and translates its statements using the presentation currency method?

Finally, how do we calculate the amount of noncontrolling interest that Company A would include in its consolidated statement of financial position if it considered Company B to be a self-sustaining subsidiary and translates its statements using the presentation currency method?

This is an excerpt of the financial statements of the company for the year ended December 31, 2017: