Arizona's College and Career Ready Standards
AZ.3.OA. Operations and Algebraic Thinking (OA)
3.OA.D. Solve problems involving the four operations, and identify and explain patterns in arithmetic.
3.OA.D.8. Solve two-step word problems using the four operations. Represent these problems using equations with a letter standing for the unknown quantity. Utilize understanding of the Order of Operations when there are no parentheses.
AZ.3.NBT. Number and Operations in Base Ten (NBT)
3.NBT.A. Use place value understanding and properties of operations to perform multi-digit arithmetic.
3.NBT.A.2. Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.