Need help arriving at amounts - forgot the correct formula to use

*Challenge Exercise 18-02 3 Operating data for Poll Corporation are presented below. 2020 2019 Net sales $890,000 $710,000 Cost of goods sold 578,500 461,500 Selling expenses 133,500 92,300 Administrative expenses 80,100 63,900 Income tax expense 29,370 27,690 Net income 68,530 64,610 (a) Prepare a schedule showing a vertical analysis for 2020 and 2019. (Round answers to POLL CORPORATION Condensed Income Statements For the Years Ended December 31 2020 Amount Percent Amount Percent Sales $890,000 .100 % $7 10,000 100 I % Cost of goods sold 578,500 % 461,500 % Gross prot 311,500 % 248,500 0 A1 Selling expenses 133,500 % 92,300 % Administrative expenses 80,100 % 63,900 % Total operang expenses 2 13,600 % 156,200 % Income before income taxes 97,900 % 92,300 % Income taxes expense 29,370 % 27,690 % Net income $68,530 % $64,610 %