Tennessee Academic Standards
TN.K.OA. Operations and Algebraic Thinking (OA)
K.OA.A. Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.
K.OA.A.1. Represent addition and subtraction with objects, fingers, mental images, drawings, sounds, acting out situations, verbal explanations, expressions, or equations.
K.OA.A.2. Add and subtract within 10 to solve contextual problems using objects or drawings to represent the problem.
K.OA.A.3. Decompose numbers less than or equal to 10 into addend pairs in more than one way (e.g., 5 = 2 + 3 and 5 = 4 + 1) by using objects or drawings. Record each decomposition using a drawing or writing an equation.
K.OA.A.4. Find the number that makes 10, when added to any given number, from 1 to 9 using objects or drawings. Record the answer using a drawing or writing an equation.
K.OA.A.5. Fluently add and subtract within 10 using mental strategies.
TN.K.NBT. Number and Operations in Base Ten (NBT)
K.NBT.A. Work with numbers 11–19 to gain foundations for place value.
K.NBT.A.1. Compose and decompose numbers from 11 to 19 into ten ones and some more ones by using objects or drawings. Record the composition or decomposition using a drawing or by writing an equation.