Part V. Self-Employment Tax Computation 2019 Net Schedule-C income (from page 2): ___184880_________ 2019 Self-Employment Tax: __________________ Social security tax = (The lesser of Net Sch-C income or $132,900)*12.4%, round up to nearest dollar: _____________ Medicare tax = (Net Schedule-C business income)*92.35%*2.9%, round up to nearest dollar: ________________ Total Self-Employment Tax = ___________