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Pre-Algebra

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Review of Open Sentences in Mathematics
Review of Open Sentences in Mathematics 150 150 Deborah

Overview: Open sentences in mathematics are sentences that contain variables.  They can be true or false depending upon the numbers that are substituted for the variables.  Solving open sentences to…

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Review of Order of Operations and Parentheses in Mathematics
Review of Order of Operations and Parentheses in Mathematics 150 150 Deborah

Overview The order of operations is a set of rules in algebra to define what operations must be done first in order to obtain the correct answer to a problem. …

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Math Review of the Distributive Property
Math Review of the Distributive Property 150 150 Deborah

Overview: The Distributive Property of Multiplication over Addition is a good way to simplify calculations.  It combines two different operations in a shortcut to make solving variables easier. The Distributive…

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Math Review of Commutative and Associative Properties
Math Review of Commutative and Associative Properties 150 150 Deborah

Overview:  Properties of Addition and Multiplication The commutative and associative properties of addition and multiplication are useful within operations.  Both properties help students to arrange and group numbers more effectively. …

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Similar Triangles
Similar Triangles 150 150 Deborah

Overview:  What Are Similar Triangles? Two triangles are similar if they each have two angles that have the same measurement, and the lengths of the corresponding sides are proportionate.  Therefore,…

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Let’s Do a Pre-Algebra Review of Inequalities
Let’s Do a Pre-Algebra Review of Inequalities 150 150 Deborah

Overview:  What Are Inequalities? Most of the time, in order to solve problems in pre-algebra or algebra, students use equations, where number sentences are exactly equal.  However, some number sentences…

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Prime Numbers and Factorization
Prime Numbers and Factorization 150 150 Deborah

Overview:  What Are Prime Numbers? The definition of a prime number is any number greater than one that can only be divided evenly by 1 and itself..  Therefore, 2 is…

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Math Basics: Using Percents
Math Basics: Using Percents 150 150 Deborah

Overview:  What Are Percents? A percent is a special ratio that literally means “per 100.”  Therefore 5% is 5/100 or .05, 25% is 25/100, or .25, 200 % is 200/100…

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Cognitive Friday: Maximizing Learning Styles
Cognitive Friday: Maximizing Learning Styles 150 150 Suzanne

A learning style inventory is an assessment that shows people the modes in which they learn best. It is not an assessment in the common high-stakes sense of the word,…

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Priming and Decision-Making
Priming and Decision-Making 150 150 Suzanne

The psychological phenomenon of priming affects a number of mental processes. Priming is like an advanced notification system, however a person is receiving notifications that affect what they think and…

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