MO.A. Algebraic Relationships
A.2. Represent and analyze mathematical situations and structures using algebraic symbols.
A.2.B. Describe and use mathematical manipulation
A.2.B.1. Use the commutative, distributive and associative properties to generate equivalent forms for simple algebraic expressions (DOK 2; MA4 3.2)
MO.N. Number and Operations
N.2. Understand meanings of operations and how they relate to one another.
N.2.C. Apply properties of operations
N.2.C.1. Apply properties of operations (including order of operations) to positive rational numbers (DOK 2; MA1 1.10)