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CC2 Ch. 2

Absolute Value The distance of the number from zero. Since this value represents a distance, without regard to direction,it is always non-negative.
Additive Identity The number 0 is called this because adding 0 to any number does not change the number.
Additive Inverse The number you need to add to a given number to get a sum of 0.
Distributive Property For any a, b, and c, a(b + c) = ab + ac .
Equivalent Having the same value.
Fraction Greater Than One A fraction in which the numerator is greater than the denominator.
Four-Quadrant Graph The coordinate plane is divided by its axes into four quadrants.
Integers The set of numbers {…, –3, –2, –1, 0, 1, 2, 3, …}.
Interval A set of numbers between two given numbers.
Mixed Number A number that consists of an integer and a fraction.
Rational Numbers Numbers that may be expressed in the form a/b , where a and b are integers and b ≠ 0.
Repeating Decimal A decimal that repeats the same sequence of digits forever from some point onward.
Scaling The ratio between a length of the representation (such as a map, model, or diagram) and the corresponding length of the actual object. For example, the map of a city may use one inch to represent one mile.
Terminating Decimal A decimal that has only a finite number of non-zero digits, such as 4.067.
Created by: EMarshall8