Need help figuring out these blanks, please. Thank you.

LOGIC COMPANY Comparative Income Statement For Years Ended December 31, 2016 and 2017 2017 2016 Gross sales Sales returns and allowances Net sales Cost of merchandise (goods) sold Gross profit Operating expenses $22,200 $17,400 100 $21,300 $17,300 8,050 $10,100 $ 9,250 900 11,200 $1,020 760 3,600 660 460 $ 7,170 5,480 $ 2,930 $ 3,770 660 $ 2,050 3,110 1,244 Depreciation 4,600 870 680 Selling and administrative Research Miscellaneous Total operating expenses Income before interest and taxes Interest expense Income before taxes Provision for taxes Net income 880 820 $ 1,230 1,866