Lesson Plan
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EngageNY

Algebraic Expressions—The Commutative and Associative Properties

For Students 9th - 10th Standards
Who says math is boring? Turn dry concepts like properties and vocabulary into an interesting lesson! Examine the commutative and associative properties of addition and multiplication using geometric reinforcement. Through collaboration,...
Lesson Plan
Illustrative Mathematics

Reasoning about Multiplication and Division and Place Value, Part 1

For Teachers 5th - 7th Standards
Help your class make sense of quantities and their relationships. Given is the product of two numbers. It is up to your number crunchers to think about the quantitative relationship when the product is one-tenth or ten times the product...
Lesson Plan
EngageNY

Matrix Multiplication Is Distributive and Associative

For Teachers 11th - 12th Standards
Learn the ins and outs of matrix multiplication. After discovering the commutative property does not apply to matrix multiplication in a previous lesson in the series, pupils now test the associative and distributive properties. The...
Worksheet
Math-U-See

Extra Practice

For Students 8th - 11th Standards
From exponents to slope-intercept form, an array of extra practice exercises will reinforce necessary skills for your middle and high schoolers. The worksheets include practice with order of operations, graphing equations, scientific...
Lesson Plan
EngageNY

A Surprising Boost from Geometry

For Students 10th - 12th Standards
Working with imaginary numbers — this is where it gets complex! After exploring the graph of complex numbers, learners simplify them using addition, subtraction, and multiplication. 
Worksheet
Curated OER

Solving Linear Systems Using Matrices

For Students 9th - 12th Standards
Start with the definition of a determinant and how to evaluate a 2x2 determinant. Apply this skill to solve systems of two equations with two unknowns by using Cramer's rule. These four basic problems would be good for a quick review or...
Lesson Plan
Curated OER

Compatible numbers to 20

For Teachers 2nd - 7th
Students practice theories dealing with equals sign used as a balance, inequality symbols and practice utilizing a box or some other geometric shape to represent an unknown number. They assess numeracy problems embedded in language-rick...
Lesson Plan
Curated OER

Fact Families

For Teachers 5th
Fifth graders explore fact families. They solve simple math problems. Students determine which mathematical property is used to solve the given problem. They are given five minutes to complete as many mathematical facts as possible.
Lesson Plan
Curated OER

Multiplying and Dividing Whole Numbers

For Teachers 4th - 8th
In this multiplication and division worksheet, students practice multiplying and dividing whole numbers with different pictures to illustrate their problems. Students complete 29 problems.
Lesson Plan
Curated OER

Fraction Trains

For Teachers 4th - 5th
Students examine how multiples of the denominator indicate that a fraction can be renamed as a whole number, and convert improper fractions to mixed numbers. Independently they read examples, and complete a variety of problems on a...
Activity
University of Georgia

University of Georgia: Inter Math: Associative Property of Multiplication

For Students 9th - 10th
This site gives a description of the associative property of multiplication along with an example. There are links to related terms, more information, and the interactive check point involving the associative property of multiplication...