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Math 7 Vocabulary Terms

General Math 7 vocabulary terms and definitions

sumanswer to an addition problem
differenceanswer to a subtraction problem
productanswer to a multiplication problem
quotientanswer to a division problem
prime numberwhole number greater than one whose only factors are one and itself
composite numberwhole number greater than one which has more than 2 different factors
whole numbers0, 1, 2, 3, 4, 5, . . .
counting numbers1, 2, 3, 4, 5, . . .
integers. . . , -3, -2, -1, 0, 1, 2, 3, . . .
numeratortop number in a fraction
denominatorbottom number in a fraction
rational numbersnumbers which can be written as ratios or fractions
variablea letter that stands for a number
equationa statement that two expressions are equal
solutionthe number that fits in place of the variable to make an equation true
average; meanthe sum of a set of numbers divided by the amount of numbers
medianthe middle number in a set of data after they are arranged in numerical order
modethe number or numbers that occur most frequntly in a set of data
mixed numbera number composed of a whole number and a fraction
improper fractiona fraction in which the numerator is greater than or equal to the denominator
proper fractiona fraction in which the numerator is less than the denominator
inequalitya statement that uses symbols such as > or <
inverse operationsoperations that undo each other
proportiona statement that two ratios are equal
rangethe difference between the largest and smallest numbers in a set of data
ratioa comparison of two numbers
ratea ratio comparing two different kinds of units
repeating decimala decimal in which a digit or group of digits repeat infinitely
terminating decimala decimal which has an ending place value
unit ratea rate with a denominator of 1

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