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Real Number System and Order of Operations

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Real Number   All numbers (both rational and irrrational)  
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Natural Number   Counting numbers  
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Whole Number   Counting numbers including zero  
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Integer   Whole numbers and their opposites  
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Rational Number   Numbers that can be written as a fraction, repeating, or terminating decimal  
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Irrational Number   Numbers that can not be written as a fraction,repeating, or terminating decimals  
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Square Root   One of two equal factors of a number  
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Repeating Decimals   Decimals whose digits repeat in groups of one or more  
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Terminating Decimals   Decimals whose digits end  
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Variable   A letter that represents an unknown value  
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Numerical Expression   A mathematical expression that has a combination of numbers and at least one operation symbol  
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Algebraic Expression   A mathematical expression that has a combination of numbers, letters, and at least one operation symbol  
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Equation   A mathematical sentence that contains an equal sign  
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Simplify   Solve a numerical expression  
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Evaluate   To find the value of an expression by replacing (substituting) the variables with numbers  
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Power   Numbers written using exponents that represent repeated multiplication  
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Order of Operations   Rules that are followed when more than one operation is used in an expression  
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Solve   The process of finding valus of the variables that make the equation true  
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Solution   Values that are true to an equation  
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Inverse Operations   Operations that undo each other (addition:subtraction, multiplication:division)  
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Open Sentence   An equation that contains one or more variables  
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Pythagorean Theorem   Describes the relationship between the lengths of the legs and the hypotenuse of any right triangle  
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Right Triangle   A triangle with one right angle  
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Hypotenuse   Side opposite the right angle and known as the longest side  
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Legs   The sides that form the right angles  
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Coordinate Plane   Formed by the intersection of two number lines that produces four right angles  
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Origin   The point of intersection of the x and y axis  
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Quadrants   The four sections created by the intersection of the x and y axis  
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X-axis   The horizontal number line  
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Y-axis   The vertical number line  
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Ordered Pair   The x and y values graphed on the coordinate plane  
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Created by: tamarablyons
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