## CCSS.Math.Content.6.EE.B.6 - Use variables to represent numbers and write expressions when solving a real-world 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.

Authors: National Governors Association Center for Best Practices, Council of Chief State School OfficersTitle: CCSS.Math.Content.6.EE.B.6 Use Variables To Represent Numbers And Write Expressions... Expressions and Equations - 6th Grade Mathematics Common Core State Standards

Publisher: National Governors Association Center for Best Practices, Council of Chief State School Officers, Washington D.C.

Copyright Date: 2010

(Page last edited 10/08/2017)

- 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 - Two-page 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 Equations Using Inverse Operations - Explanation, examples and fifteen sample questions plus one standardized test practice question on this worksheet
- Solving One-Step 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
- Why Do We Use Variables in Algebra? - From Ask Dr. Math
- Writing Algebraic Equations - Explanation, examples, and five practice exercises to work