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Chapter One Vocabulary

Chapter One pre-algebra vocabulary terms you should know!

AB
Absolute ValueThe distance an integer is from zero on a number line
EquationA statement that two quantities have the same value
ExponentA number that indicates how many times another number is used as a factor
Like TermsTerms that differ only on their numerical coefficient
IntegerA number from the set {...-3,-2,-1,0,1,2,3,...}
Inductive reasoningmaking conclusions based on a pattern you observe.
counterexamplean example that proves a conjecture or statement is false
VariableThe symbol, usually a letter, that represents an unknown number
conjectureA conclusion reached by inductive reasoning.
variable expressionA mathematical phrase that uses variables, numerals, and operation symbols.
coordinate planeformed by the intersection of two number lnes
Sumanswer to an addition problem
differenceanswer to a subtraction problem
productanswer to a muliplication problem
quotientanswer to a division problem
ordered pairgives the coordinates of a point
x-coordinatethe horizontal number line of the coordinate plane
y-coordinatethe vertical number line of the coordinate plane
quadrantone of four sections on a coordinate plane


Instructional Technology Specialist
Ruffner Academy
Norfolk, VA

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