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# Chapter 1 &2 vocab

TermDefinition
Integer the set of whole numbers and their opposites
absolute value The distance between the number 0 on a number line
opposites two numbers that are the same distance from 0 on the number line, but on the opposite side of 0
additive inverse the difference between a number 0 on the number line
Associative property of addition changing the grouping of addends does not change the sum
Associative property of multiplication changing the grouping of factors does not change the product
Commutative property of addition changing the orders of addends does not change the sum
Commutative property of multiplication changing the orders of factors does not change the product
Distributive property to multiply the sum or difference of a number, multiply each number in the sum or difference by the number outside the ()
Order of operations the order in which to perform operations when evaluating expressions with more than one operation
Rational number a number that can be written as a/b where a and b are integers and b = O
Whole number the numbers 0, 1, 2, 4, …...
Terminating decimal a decimal that ends
Repeating decimal a decimal that has a pattern that repeats
Created by: mstephens23