Tenn. Code Ann. § 48-224-102: Quorum

Except as otherwise provided in chapters 201-248 of this title, the members holding majority of the voting interest of the membership interests entitled to vote at a meeting are a quorum for the transaction of business, unless a larger proportion is provided in the articles or operating agreement. Once a membership interest is represented for any purpose at a meeting, it is deemed present for quorum purposes for the remainder of the meeting and for any adjournment of that meeting unless a new record date is or must be set for that adjourned meeting.