Classroom instructional aide means a person employed to assist the actual classroom teacher in performing instructional duties, who meets the qualifications and performs the duties as specified in 511 IAC 1-8-7.5. If a school corporation is granted approval under 511 IAC 1-8-7, the school corporation may include in its computation for funding under 511 IAC 1-8 each classroom instructional aide as one-third (1/3) of a teacher.