Percentage change values still giving me some issues please help

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., 0.234 should be entered as 23.4).) ADAMS CORPORATION Income Statements Year 3 Year 2 Percentage Change Sales $ 1,296,000 $ 1,002,500 % Cost of goods sold 797,040 601,500 Gross margin 498,960 401,000 Operating expenses 304,500 198,500 Income before taxes 194,460 202,500 Income taxes 61,300 52,500 Net income (loss) $ 133,160 $ 150,000 %