Purple Math
Purplemath: Solving Quadratic Equations by Factoring
Demonstrates how to solve quadratics using factoring (that is/the Zero-Product Property). Provides worked examples/and warnings about common mistakes.
University of St. Andrews (UK)
University of St. Andrews: Brahmagupta
Brahmagupta was a mathematician and an astronomer. He is responsible for the addition and multiplication properties of zero.
Math2
Math2.org: Basic Algebraic Identities
The basic identities and properties of addition and multiplication are listed. No explanation, simply the identities.
Other
Algebra.com: Solution: Given a System of Two Equations in Two Variables
This activity shows an example of how to solve a system of equations using elimination. Each step is explained in detail. Additional links are provided for more information on properties of equality, solving equations, and solving a...
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Wyzant
Wyzant: Algebra Help
Heres a comprehensive review of the basics of algebra. WyzAnt includes lessons on varied topics, calculators that show step-by-step solutions, and interactive worksheets for practicing and testing your skills. Just choose a topic and use...
Khan Academy
Khan Academy: Math Patterns 1
Identify arithmetic patterns (including ones in the addition or multiplication tables), and explain them using properties of operations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
CK-12 Foundation
Ck 12: Algebra: Zero Product Principle
[Free Registration/Login may be required to access all resource tools.] Factor polynomial equations and apply the Zero-Product Property to solve them.
Khan Academy
Khan Academy: Multiply and Divide Powers (Integer Exponents)
In this exercise, students practice using exponent rules to evaluate expressions. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly, or to review the concepts in a video.
Khan Academy
Khan Academy: Multiply Powers
Rewrite products of powers with the same base. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or get hints.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Decimals, Expressions, Operations
Twenty problems presented on the topics: working with expressions, using the distributive property, decimal place value and decimal operations. They are given with each step to the solution cleverly revealed one at a time. You can work...
Other
Resources for Implementation: School Mural
A lesson that teaches students about multiplication concepts and properties by using technology to create a number sentence to determine area and to use Distributive Property to solve multiplication problems.
Other
Nearpod: Multiplying by One
In this instructional activity on multiplying by one, 3rd graders learn about equal groups, explore the identity property of multiplication, and apply their learning to a real-world scenario.
Illustrative Mathematics
Illustrative Mathematics: Counting Dots in Arrays
This task aims to show learners that there is often more than one way to represent a quantity. This lesson also lays a foundation for students to understand the commutative property of multiplication.
Better Lesson
Better Lesson: Arrays Focusing on Rows and Columns
Third graders develop a meaning of multiplication through the use of arrays.
Common Core Sheets
Common Core Sheets: The Number System 7.ns.2c Worksheets
Print or create worksheets or flashcards to assess students' understanding of multiplication of rational numbers with Commutative Property.
E-learning for Kids
E Learning for Kids: Math: Fisher Boat: Decimals
On this interactive website students practice various math skills using a real life scenario on a fishing boat. Those skills include creating patterns of decimal numbers, describing relationships between multiplication facts ,and being...
Sophia Learning
Sophia: Identities Tutorial
Understand the meaning of identity using mathematical expressions in this tutorial. Complete the assessment at the end of the video to show understanding of the concept.
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.