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7th Grade Math

Math Vocab - Integers

integers The set of numbers containing zero, the natural numbers, and all the negatives of the natural numbers.
Negative number A real number that is less than zero.
Reciprocal The number which, when multiplied times a particular fraction, gives a result of 1
absolute value The distance of a number from zero; the positive value of a number.
Rational numbers A set of numbers that contain both whole numbers and integers
additive inverse 1. Any number x that gives zero when added to -x. Example of 5 and -5 2. Two numbers that are opposites and therefore cancel each other out resulting in zero
commutative property of addition two or more numbers that can be added in any order without changing the sum.
identity property The sum of zero and any number is that number.
associative property For all real numbers a, b, and c, the sum is always the same regardless of grouping.
Created by: angelamw