CK-12 Foundation
Ck 12: Algebra: Evaluate Numerical, Variable Expressions With Powers
[Free Registration/Login may be required to access all resource tools.] In this lesson students evaluate numerical and variable expressions involving powers. Students can watch a video tutorial, explore guided notes and attempt practice...
BBC
Bbc: Manipulation of Aglebraic Expressions
Pick up some valuable pointers on how to simplify and factor algebraic expressions. When you finish working your way through the pages, you can take an online "Test Bite" and check your understanding.
Cuemath
Cuemath: Algebraic Expression
This resource helps with understanding the concept of variables, constants, terms, and coefficients of any algebraic expression. Learn how to simplify algebraic expressions using algebraic formulas and the different types of expressions.
Quia
Ixl Learning: Equivalent Expressions
Brush up on your math skills relating to equivalent expressions then try some practice problems to test your understanding.
Quia
Ixl Learning: Expressions and Equations
Brush up on your math skills relating to expressions and equations then try some practice problems to test your understanding.
Quia
Ixl Learning: Simplifying Expressions
Brush up on your math skills relating to simplifying expressions then try some practice problems to test your understanding.
CK-12 Foundation
Ck 12: Algebra: Definition of Variable
Write algebraic expressions and equations using variables.
Math.com
Math.com: The Basics of Algebra Unit Quiz
The unit quiz consists of eight matching questions that examine algebraic expressions and laws of exponents. Solutions are provided.
Free Math Help
Free Math Help: Exponents
The explanations and examples here give you four simple rules for understanding and using exponents.
The Math League
The Math League: Introduction to Algebra
This introduction offers help on a variety of topics in algebra, such as variables, expressions, equations, and simplifying.
Sophia Learning
Sophia: Evaluating an Expression
This lesson demonstrates how to evaluate numerical and algebraic expressions that contain powers following the order of operation rules.
Sophia Learning
Sophia: Variables in Algebraic Expressions: Lesson 1
This lesson will explain how to define a variable in an algebraic expression. It is 1 of 4 in the series titled "Variables in Algebraic Expressions."
Wyzant
Wyzant: Multiplication Practice Worksheet
Simple multiplication problems are provided from WyzAnt for students in this interactive, twenty-question quiz. Students enter their answers and then have the site correct them. Questions contain either two or three terms each and...
Wyzant
Wyzant: Exponents of Variables
The jump from exponents on number bases to exponents on variable bases is made here at WyzAnt by first reviewing the former. Then, examples are provided of the latter. A nice "conversational" approach to presenting the material is taken...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Exponent Tables and Patterns
Find a quick, concise explanation of exponents and their patterns. Several examples are given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Mixed Expressions
Find a quick, concise explanation of a mixed expression. An example is given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Negative Exponents
Find a quick, concise explanation of negative exponents. An example is given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Simplifying Expressions
Find a quick, concise explanation of simplifying expressions. Examples are given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Variables
Find a quick, concise explanation of what variables are. An example is given and clearly explained.
Math Is Fun
Math Is Fun: Variables With Exponents: How to Multiply and Divide Them
Students learn about variables with exponents. Topics include how to multiply and divide variables with exponents. The resource consists of rules, examples, and video explanations.
Math Is Fun
Math Is Fun: Laws of Exponents
The learning activity examines laws of exponents. The resource consists of rules, examples, and explanations about the laws of exponents.
Shmoop University
Shmoop: Basic Operations: Powers
The mathematics resource explores laws of powers. Students examine the topic through class notes and examples. Practice problems with solutions are available to check for comprehension of the concept.
Other
Exponentes Enteros
In Spanish. An online lesson on exponents, and their rules. Begins with the basic concept of exponents, and ends with one variable equations. Provides a few sample problems for students with a link to the solutions.
National Council of Teachers of Mathematics
The Math Forum: Equivalent Expressions and Equations
Dr. Math at the Math Forum explains the difference between equivalent expressions and equivalent equations.