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Positive and negative whole numbers, and zero; NOT fractions or decimals
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An integer that has exactly two distinct factor: itself and 1. All prime numbers are positive; the smallest prime number is 2. One is not prime
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All positive and negative integers, fractions, and decimal numbers; technically, any number that can be expressed as a fraction of two integers - which means everything except numbers containing weird radicals such as (pi) or e or square root of 2.
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Any number that does not end or repeat (in other words, any number that isn't rational). This includes all numbers with radicals that can't be simplified, such as square root. Also all numbers containing PI or E. Note that repeating decimals like 0.3333... are rational
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Any number on the number line; everything except imaginary numbers.
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The square roots of negative numbers, that is, any numbers containing i, which represents square root of -1
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The members of a set listed in order, without skipping any; consecutive integers: -3, -2, -1, 0, 1, 2; consecutive positive multiples of 3: 3,6,9,12
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Numbers that are different from each other.
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The result of adding numbers.
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The result of subtracting numbers
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The result of multiplying numbers
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The result of dividing numbers
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The integer left over after dividing two numbers. On the MSAT a remainder is ALWAYS an integer
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The result when 1 is divided by a number. For example, the reciprocal of 3/4 is 4/3.
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The number you get by subtracting the smaller of two numbers from the bigger one.
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The positive version of a number.
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The average of a list of values; also simply referred to as the 'mean'
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The middle value in a list when arranged in increasing order; in a list with an even number of members, the average of two middle values
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The value that occurs most often in a list.
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