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7th grade math Chapter 2
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Terms in this set (14)
absolute value
the distance of the number from zero
additive identity
The number 0, 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 with the numerator greater than the denominator.
four-quadrant graph
The coordinate plane is divided by its axes into four quadrants.
integers
The set of whole numbers and their opposites
interval
a set of numbers between two given numbers
mixed number
a number made up of a whole number (integer) and a fraction
rational numbers
numbers that may be expressed in the form a/b where a and b are integers and b does not equal 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
terminating decimal
a decimal that has only a finite number of non-zero digits
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