Kent State University
Kent State University: Solving Equations Involving Rational Exponents [Pdf]
A helpful resource for students to help them understand working with rational exponents. Explains what they are and the properties to know when solving problems, and provides nine example problems with detailed solutions.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Faq: Closure
This site explains closure and has a link to a response from Dr. math regarding this topic. The site explains why the real numbers are closed under the operation of multiplication. The site gives an example of an operation which the real...
Saddleback College
Algebra2 Go: Prealgebra
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.
Better Lesson
Better Lesson: Multiply and Divide by 10
Counting by 10's is easy for students of this age. Knowing that base 10 can be used to help multiply and divide in the higher numbers by decomposing is critical. This lesson sets the base for future work.
Math Medics
S.o.s. Math: Order of Operations
This lesson contains four rules on order of operations and several examples of each. It also allows you to work out practice problems.
CK-12 Foundation
Ck 12: Algebra: Mixed Numbers in Applications
[Free Registration/Login may be required to access all resource tools.] Solve real-world problems that involve multiplying and dividing real numbers.
Purple Math
Purplemath: Multiplying Simple Polynomials
This Purplemath tutorial shows three methods for multiplying polynomials: distribution, FOIL, and columns.
Science Struck
Science Struck: Adding Exponents
Explains how to add exponents as well as other aspects of exponents including positive and negative exponents, rational exponents, zero exponents, power of power, and division of exponents. Includes practice problems with answers provided.
CK-12 Foundation
Ck 12: Algebra: Multiplying Polynomials
[Free Registration/Login may be required to access all resource tools.] This lesson covers multiplying polynomials. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Single Variable Division Equations
[Free Registration/Login may be required to access all resource tools.] Solve single variable equations involving division by applying inverse operations.
Sophia Learning
Sophia: Using Associativity: Lesson 1
This lesson will demonstrate how to use the Associative Properties of Addition and Multiplication. It is 1 of 4 in the series titled "Using Associativity."
Sophia Learning
Sophia: Using Commutativity: Lesson 1
This lesson will demonstrate how to use the Commutative Properties of Addition and Multiplication. It is 1 of 4 in the series titled "Using Commutativity."
NumberNut
Number Nut: Multiplying More Than Two Factors
Multiplying by more than one factor can be easy when you break the numbers down. Learn this problem solving strategy and others in this short lesson that demonstrates how to multiply with several factors. This lesson includes specific...
Wyzant
Wyzant: Foil Practice Worksheet
At this site from WyzAnt, after students complete the ten questions, they can click on the question number to see a step-by-step solution to the problem. This instant feedback will give students the idea of whether or not they are on the...
Wyzant
Wyzant: Distribution Worksheet
Ten distribution problems are provided in this worksheet from WyzAnt. An answer sheet is also available for checking the students solutions. The distributive skills required are limited to having one term (either a constant or a sign) in...
Other
Brown Math: Distributive Laws and Mistakes
Why is it legal to factor 2x+2y as 2(x+y), but not x sauared +y squared as (x+y)squared? This site there are the distributive laws are separated from the distributive "mistakes," in an easy-to-understand discussion. Logarithms and trig...
Washington State University
Washington State University: Order of Operations
Washington State University provides a short lesson concerning which operations to execute first in solving an equation. The site provides the answers with an example.
CK-12 Foundation
Ck 12: Algebra: Single Variable Subtraction Equations
[Free Registration/Login may be required to access all resource tools.] Solve single variable equations involving subtraction.
CK-12 Foundation
Ck 12: Algebra: Simplify Products or Quotients
[Free Registration/Login may be required to access all resource tools.] Simplify products or quotients of single variable expressions
Alabama Learning Exchange
Alex: To Scale or Not to Scale? That Is the Factor.
Students will learn to solve proportions and find missing sides of similar figures using the scale factor. This lesson is best taught before the concept of cross multiplication is developed. Not only will the student learn the process of...
Math Planet
Math Planet: Polynomial Equations in Factored Form
All equations are composed of polynomials. If you know how to solve equations containing polynomials of the first degree, then you can solve equations of higher degree. One way to solve a polynomial equation is to use the zero-product...
PBS
Pbs: Simplifying the Sum of Two Algebraic Expressions
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...
PBS
Pbs: Simplifying an Algebraic Expression
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...
CK-12 Foundation
Ck 12: Polar Form of Complex Numbers
[Free Registration/Login may be required to access all resource tools.] Represent addition, subtraction, multiplication, and conjugation of complex numbers geometrically on the complex plane; use properties of this representation for...