$80-7.65%payroll tax, but note:

来源: 于 2010-01-29 17:33:50 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

- $80 and $70 differ in Fed tax, coz base is different
- above $105,000, you don't need to pay SS tax

So the 7.65% payroll tax is an approximate difference.