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Rational Numbers & Inequalities

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Definition
Term
counting numbers   natural numbers  
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all counting numbers and zero   whole numbers  
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all positive whole numbers, zero, and their negative opposites   integers  
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a number that can be written in fraction form (positive or negative), as a decimal it WILL either terminate or repeat   rational numbers  
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a number that cannot be written as a fraction, as a decimal it will NOT terminate or repeat   irrational numbers  
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two numbers that are the same distance from zero on a number line, but in different directions   opposites  
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the distance between a number and zero on a number line. |5|=5 |-5|=5   absolute value  
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the size of a number, another word for absolute value   magnitude  
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a mathematical sentence that uses symbols to show that two quantities are not equal, there can be multiple solutions   inequality  
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≠   not equal to  
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<   less than  
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≤   less than or equal to  
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>   greater than  
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≥   greater than or equal to  
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