Texas Essential Knowledge and Skills (TEKS)
TX. 111.4. Grade 2, Adopted 2012.
2.4. Number and operations. The student applies mathematical process standards to develop and use strategies and methods for whole number computations in order to solve addition and subtraction problems with efficiency and accuracy. The student is expected to:
2.4 (A) Recall basic facts to add and subtract within 20 with automaticity.
2.4 (C) Solve one-step and multi-step word problems involving addition and subtraction within 1,000 using a variety of strategies based on place value, including algorithms.
2.7. Algebraic reasoning. The student applies mathematical process standards to identify and apply number patterns within properties of numbers and operations in order to describe relationships. The student is expected to:
2.7 (C) Represent and solve addition and subtraction word problems where unknowns may be any one of the terms in the problem.