CK-12 Foundation
Ck 12: Algebra: Single Variable Addition Equations
[Free Registration/Login may be required to access all resource tools.] Solve single variable addition equations
CK-12 Foundation
Ck 12: Algebra: Inequalities With Addition and Subtraction
[Free Registration/Login may be required to access all resource tools.] Learn how to solve one-step inequalities using addition and subtraction.
CK-12 Foundation
Ck 12: Algebra: Two Step Equations With Addition and Division
[Free Registration/Login may be required to access all resource tools.] Solve one and two-step equations by using the inverse properties of addition and division
CK-12 Foundation
Ck 12: Algebra: Two Step Equations With Addition and Multiplication
[Free Registration/Login may be required to access all resource tools.] Solve one and two-step equations by using the inverse properties of addition and multiplication
CK-12 Foundation
Ck 12: Algebra: Number Lines Study Guide
This comprehensive study guide highlights the main terms and formulas needed to review number lines. Examples are included.
CK-12 Foundation
Ck 12: Algebra: Simplify Variable Expressions
[Free Registration/Login may be required to access all resource tools.] Evaluate and simplify variable expressions that involve integer addition
Oswego City School District
Regents Exam Prep Center: Solving Systems Using Addition or Subtraction
Three examples are used to demonstrate solving a system of linear equations algebraically using addition and subtraction. The examples cover different situations that occur with the coefficients of the variable terms. Includes several...
CK-12 Foundation
Ck 12: Algebra: Single Variable Addition Equations
[Free Registration/Login may be required to access all resource tools.] Solve single variable equations involving addition.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Some Rules of Algebra
Here is a site that clearly and thoroughly explains many rules of algebra, such as the commutative property and the addition property of equality. There are example problems solved, problems for the student to attempt, and answers to the...
Khan Academy
Khan Academy: One Step Addition and Subtraction Equations With Fractions and Dec
In this exercise, students practice one-step addition and subtraction equations with fractions and decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: One Step Equations With Addition and Subtraction
In this exercise, students practice one-step equations with addition and subtraction. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
CK-12 Foundation
Ck 12: Algebra: One Step Equations and Inverse Operations
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve equations involving addition and subtraction. Students examine guided notes, review guided practice, watch instructional videos and...
CK-12 Foundation
Ck 12: Algebra Ii: 3.9 the Transcendental Number E and Natural Log
This section introduces the transcendental number e which is a special number that is considered a natural base. In addition to exploring how to simplify and solve equations with e, this section also investigates how it can be used to...
Other
Chili Math: The Distributive Property of Multiplication Over Addition
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.
Oswego City School District
Regents Exam Prep Center: Adding and Subtracting Fractions
Use this site to learn how to add and subtract algebraic fractions, even if there aren't common denominators. Provides plenty of examples.
Varsity Tutors
Varsity Tutors: Aplusmath: Algebra Flashcards
With this interactive, students use algebra equations flashcards to practice solving equations using addition, subtraction, and multiplication.
Interactive Mathematics
Interactive Mathematics: Addition & Subtraction of Fractions
The addition and subtraction of algebraic expressions is presented with detailed examples and exercises for extra practice.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Properties of Addition
Find a quick, concise explanation of the properties of addition. Examples are given and clearly explained for each property.
Khan Academy
Khan Academy: Algebra: Arithmetic With Polynomials and Rational Expressions
Understand that polynomials form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication i.e. one can add, subtract, and multiply polynomials.
CK-12 Foundation
Ck 12: Algebra: Applications of Rational Expressions
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve applications that involve adding and subtracting rational expressions. Students watch a video tutorial, explore guided notes and...
Math Is Fun
Math Is Fun: Word Questions: Elementary Addition
Work against a timer as you test your ability to add and to solve word problems. Use number-line clue for help and score points. Fun activity for individuals, small groups, on an entire class.
J Coffman
Joseph Coffman's Lecture Notes: Solving Systems of Equations Algebraically
The lesson explores solving systems of equations algebraically. Topics discussed are the elimination method, substitution method, addition property, and special cases. Examples with detailed solutions and an assessment are included.
Texas Instruments
Texas Instruments: Introduction to Some Algebra Concelpts Using Cas
This series of activities provides an introduction to some Algebra concelpts using CAS. The activities start with Algebra tiles and CAS. Patterning is modelled for the students so that they can construct the knowledge rather than be...
CK-12 Foundation
Ck 12: Algebra: Applications Using Linear Models
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving word problems. Students watch a video tutorial, explore guided notes and attempt practice problems.