Curated OER
Penny Moves
Students explore math functions by completing a worksheet in class. In this spatial movement lesson, students utilize a four square grid and a penny to practice moving the coin horizontally, vertically and diagonally as instructed....
Curated OER
Integer Arithmetic
Students solve integer-based problems. They add and subtract integers as well find missing integers. They represent a scenario involving positive and negative integers and solve it.
Curated OER
Junk Yard Math
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the lesson.
Curated OER
Mixed Expressions and Complex Fractions
Students are introduced to mixed expressions and complex fractions. They work through several problems with the instructor and then complete a worksheet.
Curated OER
Matrix Math
Tenth graders practice adding, subtracting, and multiplying matrices. After completing and reviewing bell ringer problems they review homework from night before and discuss any questions. Students are introduced to new matrix...
Curated OER
Calculate the Answer
Learners solve basic multiplication or addition facts using a calculator and product cards. They draw a card, read the sum or product, and press single digits on the calculator to display the number on the card.
Curated OER
Circles and Clocks, Shapes and Time
Learners work in groups to research clocks and practice telling time. In this telling time lesson, students use the computer program ProQuest to study circles, including radius and diameter, and practice drawing circles using a compass....
Curated OER
Around and Around We Go
Fourth graders discover that a polygon is a closed figure formed by line segments, and that the perimeter of a polygon is the sum of the lengths of its sides. They utilize a worksheet imbedded in this plan to gain lots of practice with...
Curated OER
Pyrotechnics
Young scholars discuss pyrotechnics and what they have noticed about their height and speed. They think about the path which fireworks follow which is a parabola. They follow multiplication patterns to determine the Zero Product Property...
Curated OER
Venn Diagrams & Word Problems
Students explore the concept of Venn Diagrams through word problems. In this Venn Diagram lesson, students solve word problems about groups of people using Venn Diagrams. Students use survey results about MySpace and Facebook in a Venn...
Cuemath
Cuemath: Inverse Operations
Explore the world of inverse operations by finding answers to questions like what are inverse operations, what are properties of inverses, and how to use inverse operations with help of interactive questions on inverse operations.
Sophia Learning
Sophia: Inverse Operations
Inverse operations are investigated in this mathematics resource. Students watch a video tutorial with examples on how to apply inverse operations.
Sophia Learning
Sophia: Inverse Operations
This video lesson introduces and provides examples of inverse operations. A short quiz follows to test students' understanding of the skill.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Inverse Operations
Find a quick, concise explanation of inverse operations as in addition and subtraction, multiplication and division, and to a certain extent exponents and logarithms. Examples are given and clearly explained.
CK-12 Foundation
Ck 12: Algebra: One Step Equations and Inverse Operations
[Free Registration/Login may be required to access all resource tools.] In this lesson, students will be solving an equation with one step. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Other
Nearpod: Inverse Functions
In this lesson, students will graph inverse relations and write equations of inverse functions.
CK-12 Foundation
Ck 12: Algebra: One Step Equations and Inverse Operations
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve equations involving addition and subtraction. Students examine guided notes, review guided practice, watch instructional videos and...
CK-12 Foundation
Ck 12: Algebra: One Step Equations and Inverse Operations
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve one-step equations. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
AAA Math
Aaa Math: Inverse Relationship of Addition & Subtraction
There is a great interactive problem set for students to practice the concept of the inverse property. This would be a great review before a unit on solving basic equations.
Wikimedia
Wikipedia: Additive Inverse
What is additive inverse? It means "opposite." Find out more about this concept in this detailed definition with examples and links to related terms.
University of Georgia
University of Georgia: Intermath Dictionary: Additive Inverse
"What happens when you add opposite numbers together?" Understanding the additive inverse will help you to answer this questions. An explanation of additive inverse with examples and non-examples.
Primary Resources
Primary Resources: Addition and Subtraction Higher Numbers
An extensive selection of teacher resources to aide in teaching and reviewing addition and subtraction of two and three digit numbers, inverse operations, counting on, and other mental strategies for addition and subtraction. Resources...
Cool Math
Coolmath: Properties the Additive Inverse Property
This CoolMath resource helps students understand the additive inverse property.
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