6.EE.6 – Use variables to represent numbers and write expressions when solving a realworld or mathematical problem; understand that a variable can represent an unknown number, or, depending on the purpose at hand, any number in a specified set.

1. Understand how variables are used6.EE.6

2. Write algebraic expressions using addition and subtraction6.EE.6

3. Write algebraic expressions using multiplication and division6.EE.6

4. Write multistep algebraic expressions6.EE.6
Isolation Drills:
 Solving equations and inequalities through substitution
 One step equation intuition
 Constructing and solving equations in the real world 1
 Onestep equations with multiplication
 One step equations
Interactive Practice:
 Solving Equations Using Inverse Operations – Explanation, examples and fifteen sample questions plus one standardized test practice question on this worksheet
 Algebraic Expressions – Explanation, examples, and several practice problems
 Beginning Algebra Tutorial 4: Introduction to Variable Expressions and Equations – Introduction, tutorial, lots of examples followed by practice problems
 Evaluate a Formula Using Substitution – Short video lesson
 Evaluate Expressions – Substitute values for variables in algebraic expressions and evaluate the expressions
 Evaluating an Expression with One Variable – Explanation, practice and a game
 Evaluating Expressions – Explanation, examples and a workout
 Evaluating Expressions with Two Variables – Explanation, practice and a game
 Evaluation: Evaluating Expressions, Polynomials, and Functions – Twopage lesson from Purple Math
 Expression Evaluation Calculator – Enter your expression and click on Evaluate.
 Expression Evaluation; Introduction to Expressions – First page of a multi page lesson with many examples and images
 Interactive Algebra Tiles – Use this to model an equation or to solve an equation
 Learning ratios and proportions through scale drawings – A text lesson plan
 Linear Equations in One Variable – Tutorial with examples, several video clips are available to help student understanding
 Math Word Problems – Eight question multiple choice quiz [Variation or Inverse Proportion]
 Patterns in Algebra – Find the relationship between two variables by using a table to find the pattern on this worksheet
 Solve Equations with Algebra – How to solve linear equations in one variable using algebra
 Solving OneStep Linear Equations – Four page lesson from Purple Math, includes a Mathway widget to practice
 Solving Problems Involving Direct Proportion – Some good practice problems are presented here, UK units used [close the subscription screen to get to the problems]
 Solving Proportion Problems – Four examples with detailed explanation
 Taming Word Problems – An Internet4Classsrooms WebQuest related to this standard
 Translating Word Problems – Lesson with links to practice types of word problems
 Translating Words Into Symbols – Translating words into symbols is equivalent to modeling a situation using an equation and variables
 Using Inverse Operations to Solve Equations: When Students Ask – Suggestions for ways to answer student questions regarding this standard
 Using Letters as Variables in Algebra – Part of the Making Math Meaningful series
 Variables and Constants in Algebra – From School for Champions
 What Variable Would You Use …? – An answer from Wiki Answers
 Why Do We Use Variables in Algebra? – From Ask Dr. Math
 Writing Algebraic Equations – Explanation, examples, and five practice exercises to work