Article
Khan Academy

Khan Academy: Substitution Method Review (Systems of Linear Equations)

For Students 7th - 9th
This article will take you through a step-by-step approach for solving a systems of linear equations. Article also includes practice questions.
Handout
Khan Academy

Khan Academy: Elimination Method Review (Systems of Linear Equations)

For Students 7th - 8th Standards
Explains how to use elimination to simplify and solve systems of linear equations. Includes practice problems and explanations of their solutions.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Place Operators to Make True Statements With Parenthesis

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This learning module provides four videos and a set of practice questions in which students use the four basic operations to fill in the missing answer in equations...
Unit Plan
Khan Academy

Khan Academy: Writing Basic Expressions Word Problems

For Students 5th - 7th Standards
Practice writing basic algebraic expressions to model real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding, Subtracting, and Multiplying Missing Number

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A learning module where students must apply the order of operations to find the missing numbers in equations involving addition, subtraction, and multiplication. A...
Activity
Other

Matematicas Para Ninos: El Huevo De Chocolate (The Chocolate Egg)

For Students Pre-K - 1st
This resource provides basic math activities in Spanish. Topics include division, math riddles and correcting equations.
Unknown Type
Wyzant

Wyzant: Equation Basics Worksheet

For Students 9th - 10th Standards
An inter-active quiz from WyzAnt of 20 simple equations for students to solve. The solutions are displayed after the students input their answers.
Activity
Wyzant

Wyzant: Equation Calculator

For Students 9th - 10th
Students can input an equation and have the site solve it for them, complete with steps shown and explanations given along the way. Equations must be simple, first- or second-degree with only one variable. A quick list of rules to follow...
Unknown Type
Soft Schools

Soft Schools: Solving Equations Game

For Students 9th - 10th Standards
Students solve one or two-step equations. At the start of the game, students choose the type of equations they want to practice, and throughout the game, their score is shown at the top of the page.
Activity
Math Is Fun

Math Is Fun: Algebra

For Students 9th - 10th Standards
Through this collection of definitions, lessons, problem-solving steps and strategies, and example questions, you'll learn why completing an algebra problem is a lot like solving a puzzle. After viewing introductory material and basic...
Activity
Teaching Treasures Publications

Teaching Treasures: Year Eight Nine Math (Page 3)

For Students 9th - 10th Standards
This interactive worksheet focuses on math concepts such as algebra, measurement, geometry, problem solving, and number sense. Answers to questions are available immediately and can be printed. Help links are also available to learners...
Unit Plan
Math Medics

S.o.s. Math: Solving Inequalities: Basic Rules

For Students 9th - 10th Standards
Explains the basic rules for solving inequalities. Gives examples and exercises with solutions to practice this skill.
Activity
Other

Math Mistakes: Common Algebra Mistakes

For Students 9th - 10th
Learn from other student's mistakes by reviewing examples of the following Algebra topics: rational expressions, radical expressions, function notation, solving linear equations, solving linear inequalities, solving quadratic equations,...
Activity
AAA Math

Aaa Math: Inverse Relationship Between Multiplication & Division

For Students 9th - 10th Standards
Use the interactive problems in this lesson to practice the inverse relationship between multiplication and division. This is a good tutorial to review before learning how to solve basic equations.
Activity
Other

Math Mistakes: Common Trigonometry Mistakes

For Students 9th - 10th
Learn from other student's mistakes by reviewing examples of the following Trigonometry topics: values of trigonometric functions, values of inverse trigonometric functions, solving triangles, simplifying trigonometric expressions, and...
Interactive
Thomas Jefferson National Accelerator Facility

Jefferson Lab: Speed Math Deluxe

For Students 3rd - 8th Standards
Play this interactive math game and practice your order of operation rules at the same time. If you can't remember just click on the link "order of operations," for a quick refresher!
Activity
Math Is Fun

Math Is Fun: Algebra: Basic Definitions

For Students 9th - 10th Standards
The resource consists of basic definitions of the terminology used in algebra. Exponents, polynomials, and equations are defined.
Activity
Math Medics

S.o.s. Math: Quadratic Equations: Basic Definitions

For Students 9th - 10th Standards
This S.O.S. Math tutorial offers definitions and examples of quadratic equations and quadratic functions.
Website
Wolfram Research

Wolfram Math World: Algebra

For Students 9th - 10th Standards
MathWorld provides a basic overview of Algebra. Includes a few formulas and many links to related topics.
Activity
The Math League

The Math League: Introduction to Algebra

For Students 9th - 10th Standards
This introduction offers help on a variety of topics in algebra, such as variables, expressions, equations, and simplifying.
Activity
Other

Basket Math: Addition Practice

For Students 3rd - 5th Standards
Use this interactive math site to practice addition problems.
Handout
Other

Chili Math: The Distributive Property of Multiplication Over Addition

For Students 6th - 9th Standards
The distributive property of multiplication over addition allows us to eliminate the grouping symbol, usually in the form of parenthesis. Illustrates the basic pattern or formula and how to apply it.
Activity
AAA Math

Aaa Math: Adding Using Words

For Students K - 1st Standards
At this lesson, try these addition problems that use words instead of numbers. The game keeps a running total of correct and incorrect answers, as well as a percent score of your correct answers.
Activity
AAA Math

Aaa Math: Addition Facts Adding 3 and 4

For Students K - 1st Standards
Practice your 3 and 4 addition facts using this online game from AAAMath.com. Running totals of correct and incorrect answers, as well as a percent score of your correct answers are shown to you while you play.