Other
Chili Math: Writing Algebraic Expressions
Overview of how to write algebraic expressions with step-by-step examples.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Algebraic Expressions
Definitions, example problems, and practice exercises will help you evaluate and write algebraic expressions.
Khan Academy
Khan Academy: Evaluating Expressions With Variables Word Problems
Practice plugging in values to evaluate real-world algebraic expressions. These are introductory problems, so the expressions aren't too complicated. Students receive immediate feedback and have the opportunity to try questions...
Other
Mathedpage.org: Algebra Manipulatives: Comparison and History
This resource discusses the use of manipulatives in the study of Algebra. The author sees benefits in symbol manipulation to enrich understanding, in geometric interpretation strengthening the connection to other parts of mathematics,...
Lawrence Hall of Science
The Math Page: Skill in Algebra: Skill in Algebra: Algebraic Fractions
Explains how to find a common denominator between two rational expressions and how to reduce a fraction that involves factoring. There are example problems solved, problems for the student to attempt, and answers to the student problems....
Math Planet
Math Planet: Algebra 1: Composing Expressions
Provides examples and a video lesson that illustrates how to compose a mathematical expression.
CK-12 Foundation
Ck 12: Algebra: Factor Quadratics: Factorization of Quadratic Expressions
[Free Registration/Login may be required to access all resource tools.] Learn how to factor quadratic expressions. Includes examples, videos, review exercises, and a quiz.
Math Planet
Math Planet: Radical Expressions: Simplify Radical Expressions
How to simplify radical expressions is explained through the use of examples and a video lesson. [2:29]
Lawrence Hall of Science
The Math Page: Skill in Algebra: Removing Grouping Symbols
Here is a site that clearly and thoroughly explains removing grouping symbols like parentheses, braces, and brackets. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this...
Illustrative Mathematics
Illustrative Mathematics: A Sse Seeing Dots
The purpose of this task is to identify the structure in the two algebraic expressions by interpreting them in terms of a geometric context, a series of squares filled with dot arrangements. Students are asked to notice a pattern and...
Illustrative Mathematics
Illustrative Mathematics: A Sse Delivery Trucks: Assessment Variation
This is an assessment task that has students look for structure in algebraic expressions related to the context of trucks delivering concrete blocks and asks them to relate that structure to the context. Aligns with A-SSE.A.1 and...
Illustrative Mathematics
Illustrative Mathematics: A Sse the Physics Professor
In this task, students are asked to study the structure of an algebraic expression, draw conclusions, and explain their thinking. Aligns with A-SSE.A.1 and A-SSE.A.1.b.
PBS
Pbs: Graphing a System of Equations
Solve a number riddle by finding the point of intersection for two lines. This video focuses on finding the solution for a system of equations, they are represented as an algebraic expression and a set of linear equations that are...
Alabama Learning Exchange
Alex: Battle to the Death: Adding Integers
The goal of this lesson is for students to use manipulatives to add integers, creating concepts rather than memorizing rules. This lesson will be related to the 300 Spartans who battled the invading Persians at the Battle of Thermopylae,...
PBS
Pbs: Representing Functions
Watch as the organ function grinder from the National Museum of Mathematics represents a quadratic function in a variety of ways. This video focuses on converting a verbal expression into an algebraic representation.
Wyzant
Wyzant: Factoring a Trinomial
The tutorial explains how to factor trinomials. The resource includes a lesson with examples, practice problems, and an expression-factoring calculator.
Illustrative Mathematics
Illustrative Mathematics: G Mg Toilet Roll
Picture a roll of toilet paper; assume that the paper in the roll is very tightly rolled. Assuming that the paper in the roll is very thin, find a relationship between the thickness of the paper, the inner and outer radii of the roll,...
Khan Academy
Khan Academy: Equations With Parentheses: Decimals & Fractions
Solve linear equations that contain expressions with parentheses and the coefficients are rational numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.