Adams Corporation reported the following operating results for two consecutive years: Required a. Compute the percentage changes in Adams Corporation's income statement components between the two years. (Negative amounts should be indicated by a minus sign. Round your answers to 1 decimal place. (i.e.. 234 should be entered as 23.4).) ADAMS CORPORATION Income Statements Year 3 Year 2 Percentage Change Sales $ 1,296,000 $ 1,000,000 % Cost of goods sold 797,040 600,000 Gross margin 498,960 400,000 Operating expenses Income before taxes 301,500 195,000 197,460 205,000 Income taxes 61,100 52,900 Net income (loss) S 136,360 $ 152,100