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12 Cards in this Set
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 Back
variable

letter that stands for a number


variable (algebraic) expression

mathematical phrase that uses variables, numbers, and operation symbols


numerical phrase

mathematical phrase that uses numbers and operation symbols


simplify

perform all possible mathematical operations


evaluate

substitute a given value for a variable and simplify the resulting expression


natural (counting)numbers

1, 2, 3, ...


whole numbers

natural numbers and zero
0, 1, 2, 3, ... 

integers

whole numbers and their opposites
...,2, 1, 0, 1, 2, ... 

opposite of a number

a number that is the same distance from zero on the number line


absolute value

the distance between a number and zero on the number line; always nonnegative


inductive reasoning

making conclusions based on patterns


conjecture

conclusion based on inductive reasoning
