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Lesson Plan
Curated OER

Let's Find Out About Money

For Teachers 1st
First graders investigate the uses and development of money as part of the study of finance. They focus upon the recognition of different coins and identify the value of each. Then students solve problems involving money and coins.
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Worksheet
Curated OER

Solving Equations with Variables on Both Sides

For Students 7th - 10th
In this solving equations worksheet, students solve 15 equations with variables on both sides of the equal sign. Students are encouraged to check all solutions.
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Lesson Plan
Curated OER

Simplifying Expressions (Multiplication and Division)

For Teachers 7th
Seventh graders simplify algebraic expressions using multiplication and division to combine like items and solve for the variable. They work with inverse operations to solve equations with guided practice. Students complete various...
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Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

For Teachers 9th - 12th
Students investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
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Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

For Teachers 8th - 10th
Learners explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Learners exchange their ciphers...
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Lesson Plan
Curated OER

Defining Culture

For Teachers 2nd
Second graders define the term culture and are exposed to a variety of cultures from around the world. They read books, play Native American games, develop a class book that examines their own culture and, after examining currencies from...
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Activity
Learning Wave Communications

Learning Wave: Additive Property of Zero

For Students 6th - 8th
Properties of zero are presented in detail, with a word problem that demonstrates the additive inverse property and the additive identity property of zero.
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Whiteboard
ClassFlow

Class Flow: Shedding Some Light on Properties of Addition

For Teachers 3rd - 5th
[Free Registration/Login Required] This flipchart explores the properties of addition: order property, zero property, and the grouping property. It also uses manipulatives to show and practice each property.
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Lesson Plan
Utah Education Network

Uen: Properties

For Teachers 6th - 8th Standards
This multi-segment lesson plan walks students through understanding and applying the properties of multiplication and addition. It provides a song for learning the properties as well as ideas for assessment.
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Graphic
Cool Math

Coolmath: Properties the Additive Identity Property

For Students 9th - 10th
This CoolMath resource will help students understand the additive property of zero.
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Unit Plan
Khan Academy

Khan Academy: Intro to Zero Matrices

For Students 9th - 10th Standards
Explains what a zero matrix is, shows examples, and provides some interactive practice exercises. Help is available for exercises if it is needed. A summary chart compares the number zero to the zero matrix.
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Activity
The Math League

The Math League: Whole Numbers & Basic Properties

For Students 3rd - 8th Standards
Here is a nice resource for students and teachers about whole numbers and their basic properties. It provides links to information on place value, expanded form, and rounding numbers are just a few of the topics on this page.
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Unknown Type
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Elementary Addition

For Students Pre-K - 1st Standards
This resource offers six brief arithmetic lessons: sums less than ten, sums of ten, and sums between ten and twenty, doubling, zero, and a set of general practice problems.
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Unit Plan
CK-12 Foundation

Ck 12: Properties of Matter

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this online tutorial, students will begin to understand a substance according to its physical properties. Learn to distinguish between extensive and intensive...
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Interactive
Mangahigh

Mangahigh: Number: Relate Addition to Multiplication

For Students 4th - 7th Standards
Explore commutative, associative, and distributive properties for multiplication and addition and how they are related.
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Unknown Type
Khan Academy

Khan Academy: Integers: Negative Numbers: Number Opposites

For Students 5th - 7th Standards
Students take a quiz over the concept of integer opposites, also known as additive inverses. After answering each question they are given feedback. Hints are available but affect the score. If students are still struggling with the...
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Handout
Science Struck

Science Struck: Adding Exponents

For Students 9th - 10th Standards
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.
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Handout
Other

Sierra College: Elementary Algebra Review Sheet and Common Formulas

For Students 9th - 10th
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
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Unknown Type
Math Aids

Math Aids: Properties Worksheets

For Teachers 4th - 7th
Great resource for learning and practicing the different properties of mathematics. Math worksheets are printable, may be customized, and include answer keys.
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Activity
Purple Math

Purplemath: Basic Number Properties: Associative, Commutative, and Distributive

For Students 9th - 10th Standards
This Purplemath lesson includes many different number properties explained by using examples.
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Activity
Shodor Education Foundation

Shodor Interactivate: Identity Properties

For Students 3rd - 8th
The resource consists of a discussion between a mentor and two students about how to use additive and multiplicative identity and inverse properties. Examples and explanations of each are included.
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Unknown Type
Illustrative Mathematics

Illustrative Mathematics: 3.oa Making a Ten

For Teachers 2nd - 4th Standards
This task builds on that knowledge by asking them to study more carefully the make-a-ten strategy that they should already know and use intuitively. Aligns with CCSS.Math.Content.3.OA.D.9 Identify arithmetic patterns, and explain them...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 5.md,oa You Can Multiply Three Numbers in Any Order

For Teachers 5th Standards
The purpose of this task is for students to use the volume of a rectangular prism to see why you can multiply three numbers in any order you want and still get the same result. Aligns with 5.OA.A and 5.MD.C.5.
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Article
Cuemath

Cuemath: Integers

For Students 6th - 9th Standards
The term "integer" was adapted in Mathematics from the Latin word "integer", which means intact or whole. Integers are very much like whole numbers, but they also include negative numbers. This article explains the properties of integers...