Ellen uses the head of household filing status and has a dependent daughter. Ellen has self-employment income of $310,000 as an architect and $10,000 of self-employment losses from a jewelry making business.

a. What is Ellens 0.9% additional Medicare tax for 2018? b. Is Ellen allowed to include a portion of the 0.9% additional Medicare tax in computing the deduction for self-employment taxes reported as an adjustment for AGI on the front page of her income tax return?