Curated OER
Easy Worksheet: Additive Inverses
In this additive inverse worksheet, learners solve 8 short answer problems. Students identify the additive inverse of a given integer such as negative thirty four or positive twenty five.
Curated OER
Additive Inverses
Students investigate properties of additive inverses. In this properties of additive inverses lesson, students discuss the what it means for two numbers to be opposites. Students discuss representing opposite numbers using a negative...
Curated OER
Decreasing Differences
Students identify and interpret the pattern within a set of numbers using words. Then they write rules in words using complete sentences. Students also highlight two similar sequences with the same difference in order to get the first...
Curated OER
Clay Gargoyles
Students observe Gargoyles and listen to an explanation of their place in art history. They create gargoyles with clay and paint with stone finish.
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.
Other
Sierra College: Elementary Algebra Review Sheet and Common Formulas
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
Shodor Education Foundation
Shodor Interactivate: Equation Solver
This activity helps with understanding how to balance an algebraic equation. You input the term and the operation. The activity uses that term, operates on both sides of the equation, then displays the resulting equation.
Shodor Education Foundation
Shodor Interactivate: Solving Equations
Introduction to various algorithms for solving single-variable, linear equations.
Government of Alberta
Learn alberta.ca: Mathematics Glossary: Additive Inverse
The Mathematics Glossary defines additive inverse and gives several examples to illustrate the concept.
Washington State University
Washington State University: Real Numbers
This site from Washington State University provides properties and rules of addition and multiplication that help with proofs.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Adding Real Numbers
A good refresher of how to perform addition of real numbers. Covers how to add numbers of same sign and of the different sign, and how to find the additive inverse of a number. View several example problems and step-by-step solutions and...
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Properties of Real Numbers
Find definitions and examples of commutative property, associative property, distributive property, identity property, inverse property, and multiplicative inverse. This tutorial also offers practice exercises for you to complete after...
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.
Learning Wave Communications
Learning Wave: Additive Property of Zero
Properties of zero are presented in detail, with a word problem that demonstrates the additive inverse property and the additive identity property of zero.
Virtual Nerd
Virtual Nerd: Recognize Opposite Signs of Numbers
Use the number line to recognize the opposite of a number.
Khan Academy
Khan Academy: Negative Number Addition and Subtraction: Word Problems
Practice solving word problems with negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Signs of Sums
Practice determining whether the sum of two numbers is positive, negative, or zero. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Integers: Negative Numbers: Number Opposites
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...
CK-12 Foundation
Ck 12: Algebra: Absolute Value
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn to evaluate absolute values, find the distance between two points, and solve absolute value equations. Students can watch a video...
CK-12 Foundation
Ck 12: Algebra: Additive Inverses and Absolute Values Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Find the opposites and absolute values of numbers.
CK-12 Foundation
Ck 12: Additive Inverses and Absolute Values: Profit and Debt
[Free Registration/Login Required] Students will follow the given directions to explore additive inverses and absolute value. Click challenge me to answer a question about the graph and click learn more to watch a video.
CK-12 Foundation
Ck 12: Algebra: Inverse Property of Addition in Decimal Equations
[Free Registration/Login may be required to access all resource tools.] Identify and apply the inverse property of addition in decimal operations with expressions
CK-12 Foundation
Ck 12: Algebra: Inverse Property of Addition in Fraction Equations
[Free Registration/Login may be required to access all resource tools.] Identify and apply the inverse property of addition in fraction operations
CK-12 Foundation
Ck 12: Algebra: Additive Inverses and Absolute Values
[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn about additive inverses and absolute values.