Common-Sized Income Statements General Mills Inc. (GIS) produces, markets, and distributes cereal and food products including Cheerios, Wheaties, Cocoa Puffs, Yoplait, and Pillsbury branded products. The following partial income statements (in millions) were adapted from recent financial statements. Sales Cost of goods sold Gross profit Selling and administrative expenses Operating income Year 1 Year 2 $15,620 (10,056) $ 5,564 $15,740 (10,313) $ 5,427 (2,801) (2,753) $2,763 $ 2,674 1. Prepare common-sized income statements for Years 1 and 2. Round your answers to one decimal place. Sales Cost of goods sold General Mills Inc. Common-Sized Income Statement Year 1 and 2 Year 1 Year 2 % % Gross profit Selling and administrative expenses Operating income % % % % Increase (Decrease) % 2. What is the primary cause of the decrease in operating income in Year 2