Real Number System Subsets and Properties; Order of Operations; Variable Expressions
SOL 8.2 The student will describe orally and in writing the relationship between the subsets of the real number system.
SOL 8.4 The student will apply the order of operations to evaluate algebraic expressions for given replacement values of the variables.
Teacher Notes: Make sure to emphasize PEMDAS as 4 steps with multiplication and division as one step (from left to right) and addition and subtraction as another step (from left to right). Have students show each step and explain their reasoning
Activity 

Warmup 

Activities 

Technology 

Journal 
Order of Operations: Explain what is most important to understand about working problems using the order of operations. 
Wrapup 
Each class will include 40 minutes of breaks. These times may vary with each site.