xercise 13-31 (Algorithmic) (LO. 5) ndrea is an employee of Fern Corporation and single. She also has her own business working as a life coach. For 2021, Andrea's wages com Fern were $268,000. Her self-employment income was $37,400. f required, round any computations to two decimal places. Round final answers to the nearest dollar. 1. Compute the total payroll, self-employment, and additional Medicare taxes for Andrea for 2021. 9. Assume the same facts except that Andrea's 2021 self-employment activities resulted in a loss of $53,800. Compute the total payroll, elf-employment, and additional Medicare taxes for Andrea for 2021. C. Compute Andrea's NIIT for 2021 using wages of $268,000, self-employment income of $37,400 and NII of $31,200. There are no expenses allocable to any investment income