Clam incorporated had an investment of 30% ownership in XYX company, which it accounted for using the equity method. In 2020, Clam sold half of the investment and no longer has significant influence. So, Clam switched to accounting for the investment as an available-for-sale security. How would this change be treated in the financial statements? Explain why?

Callum Incorporated used the direct write of method for bad debts. During 2020, Callum switched to using the allowance method. How is this reported in the comparative 2019/2020 financial statements?