need help with the formula to arrive at amounts and percentages.

*Challenge Exercise 18-02 6 Operating data for Poll Corporation are presented below. Net sales Cost of goods sold Selling expenses Administrative expenses Income tax expense Net income 2020 2019 $890,000 $710,000 573,500 461,500 133,500 92,300 80,100 63,900 29,370 27,690 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 Sales Cost of goods sold Gross prot Selling expenses Administrative expenses Total operating expenses Income before income taxes Income taxes expense Net income 2020 Amount Percent $890,000 100 % 578,500 . % 311,500 % 133,500 % 80,100 % 213,600 % 9? 900 ' \"/0 29 370 ' \"/0 $68,530 \"/0 Amount Percent $710,000 100 % 461,500 . % 248,500 % 92,300 % 63,900 % 156,200 % 92,300 W 0 27,690 D, 0 $64,610 0, 0