please answer it in a way i can see the whole thing till the end

Required: Prepare a horizontal comparative income statement. Round percentages to two decimal places. Do not enter the percent sign. For example, 60% would be entered as 60 Roma Tile Corporation Comparative Income Statement For the Years Ended December 31, 20-8 and 20-A 20-B Amount 20 A Amount increase (Decrease) Amount Increase (Decrease) Percent Net sales 5660,000 $720,000 Cost of goods sold 354.000 390,000 Gross profit $306,000 $330.000 Operating expenses 230.000 243,000 Operating income 576,000 $87,000 Other revenues and expenses (7.300) (7.750) Income before income tax $65,700 579,250 Income tax expense 16,940 18,170 Net income S51,260 $61,080 20-A Roma Tile Corporation Comparative Income Statement For the Years Ended December 31, 20-B and 20 A 20-B Net Sales (all on account) $660,000 Cost of goods sold 354,000 Gross profit $306,000 Operating expenses 230,000 Operating income $76,000 Other revenues and expenses (7,300) Income before income tax $ 68,700 Income tax expense 16,940 Net income $51,760 Required: $720,000 390,000 $330,000 243,000 $87,000 (7,750) $ 79,250 18,170 $61,080