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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Additive Inverses and Absolute Values

For Students 5th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn about additive inverses and absolute values.
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Unit Plan
PBS

Pbs: Simplifying the Sum of Two Algebraic Expressions

For Students 6th - 8th
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...
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Unit Plan
PBS

Pbs: Simplifying an Algebraic Expression

For Students 6th - 8th
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...
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Activity
Texas Instruments

Texas Instruments: Math a Review 1

For Teachers 9th - 10th Standards
This StudyCards stack enables students to review concepts in algebra, arithmetic, and geometry, in preparation for the Math A Exam held in New York. They solve problems involving scientific notation, factoring, linear equations, rate of...
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Handout
Wolfram Research

Wolfram Math World: Trichotomy Law

For Students 9th - 10th
From Mathworld a site on trichotomy law. This law tells the three posibilities for real numbers in this short definition.
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Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Potencias De Numerous Racionales

For Students 9th - 10th Standards
In Spanish. In this site you will practice working with whole and rational exponents with different interactive activities.
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Activity
Richland Community College

Richland Community College: Math 116 Lecture Notes

For Students 9th - 10th Standards
This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Pythagorean Theorem and Its Converse

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Recognize and use the Pythagorean Theorem