The fourteen week NCBO is paired with Foundations of Math 0023. Topics in mathematics such as arithmetic operations, basic algebraic concepts and notation, geometry, and real and complex number systems. Non-transferable and does not count toward a degree at Texarkana College. Students whose TSI scores are in the following ranges: 320-330 or ABE Level 3 or 4 must take this NCBO. Co-requisites for TSI scores 320-325 or ABE Level 3: MATH 0020 and MATH 0023. Co-requisite for TSI scores 326-330 or ABE Level 4: MATH 0023.