Where do you get this number from? Social security tax is 6.2% of the first 113k of income, 0 after that Medicare is 1.45% for income under 200k, 2.35% for in

Where do you get this number from? Social security tax is 6.2% of the first 113k of income, 0 after that Medicare is 1.45% for income under 200k, 2.35% for income above 200k. At no income level do these add up to anything more than 7.7% http://ssa-custhelp.ssa.gov/app/answers/detail/a_id/240/~/social-security-and-medicare-tax-rates http://ssa-custhelp.ssa.gov/app/answers/detail/a_id/240/~/so...