This is what I have so far, my professor stated that the Medicare tax should add up to $136.74, but I am not calculating that. I am not aure what I am doing incorrectly. thank you!

P9-7A Futa 6% Medicave 1.45% social security 6.2% $49.6 suta 5.4% $18.9 Katalyn $44.64 $34.00 $ 3.78 Michelle 450 $74.4 Erin $ 55.8 2 Marcus $.42 $3,78 $83.7 Drew $68.82 Mary $$ 78.12 matt $56.70 $6.30 $ 455.08 total AH P9-7A Futa 6% Medicave 1.45% social security 6.2% $49.6 suta 5.4% $18.9 Katalyn $44.64 $34.00 $ 3.78 Michelle 450 $74.4 Erin $ 55.8 2 Marcus $.42 $3,78 $83.7 Drew $68.82 Mary $$ 78.12 matt $56.70 $6.30 $ 455.08 total AH