• Applying the substitution principle
• Applying the properties of operations on rational numbers to evaluate and simplify algebraic expressions
• Demonstrate proficiency in simplifying rational number expressions using the order of operations.

Contig:
A game students play to learn the order of operations.

Chillin' Out in Europe:
This lesson explores how formulas are used to calculate information in spreadsheets.

Algebra Help
This lesson introduces an important algebraic concept known as the equation.

Algebra Help
A proportion is a special form of an algebra equations.

Algebra Help
Basic Word Problems - A word problem in algebra is the equivalent of a story problem in math.

Assessing Basic Algebra Skills
Diagnosing Weaknesses

Introduction to Algebra
Exploring Variables and Expressions

Operations with Rational Numbers
Graphing Integers on the Number Line

Exploring expressions, equations, and functions
Stock Market Project

Ratios and Proportions
Solving Problems Using Proportions

Applying Rational Numbers and Ratios and Proportions
Presenting the Stock Market Project

Investigating Linear Functions
Exploring Slope

IIT Edu
This describes a game that has students use a deck of playing cards to practice the order of operations.

CPS K12
This is a structured lesson plan that provides strategies for teaching, examples, worksheets, and assessments.

Mathgoodies:
Order of Operations Worksheet

Algebra Help
This is an online algebra tutor that has lessons and online worksheets that give students feedback.

A Plus Math
Order of Operations Worksheet (with answers)

Lesson Plan Central
Order of Operations Worksheets.

Order of Operations:
Very brief explanation with online practice.

Order of Operations:
Notes, examples, and related topics

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