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85 terms

General Math 9

L to J Mr. Warneke's General Math 9 Spring 2012
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absolute value
the distance of a number from 0 to a number line
addends
Numbers that are combined by the operation of addition.
angle
the figure formed by two rays that have the same endpoint.
area
the amount of surface that a plane figure covers
associative property of addition
changing the grouping of the addends does not change the sum
associative property of multiplication
changing the grouping of the factors does not change the product
average
the result of dividing the sum of two or more numbers by the number of addends
axes
one horizontal and vertical line used to display numerical facts in a graph
bar graph
A display of numerical facts in which the lengths of bars are used to compare numbers.
commission
An amount of money earned based on a percent of total sales
common denominator
fractions that have the same denominator
common factor
a number that is a factor of two or more numbers
common multiple
a number that is a mutliple of two or more given numbers
commutative property of addition
numbers that may be added in any order
commutative property of multiplication
numbers that may be multiplied in any order
composite number
a number that has more than two factors
compound interest
interest paid on the principal and on the interest previously earned.
data
a collection of numerical facts
decimal
the number written with a decimal point and digits to the right of the ones' place
deductions
amounts of money subtracted from a worker's earnings
degree
a unit of angle measure
denominator
the number on the bottom of the fraction
difference
the result of subtracting one number from another
digit
one of the symbols in our number system
discount
an amount of money subtracted from the regular price
distributive property
numbers inside a pair of parenthesis may be multiplied by a factor outside the parenthesis
dividend
a number that is divided by another number
divisible
a number is divisible by a second number if the remainder is zero when the first number is divided by the second
divisor
the number by which another number is divided
elapsed time
the amount of time between the start and the end of an event
equation
a statement that two numbers or quantities are equal
equivalent fractions
fractions that name the same number
evaluate
to find the value of a variable expression when the variables are replaced by given values
even number
a number that is divisible by 2
event
a set of outcomes
exponent
a number used to show how many times another number is to be used as a factor
exponential form
a short form of writing a multiplication in which all the factors are the same
factor
when one number is divisible by a second number
factors
numbers that are multiplied to give a product
formula
an equation that describes a relationship between two or more quantities
fraction
a number written in the form a/b
graph
a picture that displays and compares numerical facts
greatest common factor
the greatest number that is a factor of two or more numbers
gross pay
the sum of regular and overtime earnings
horizontal axis
a line that is parallel to the horizon
interest
money paid for the use of borrowed money
least common denominator
the least common multiple of the denominators of two or more fractions
least common multiple
the least positive number that is a multiple of two ore more nonzero numbers
lowest terms
a fraction is in lowest term if the greatest common factor of the numerator and the denominator is 1
mean
the sum of the items in a set of data divided by the number of items
median
the middle number of a set of data arranged in numerical order
mixed number
a number that consists of both a whole number and a fraction
mode
the number that appears most often in a set of data
multiple
when a number is multiplied by a nonzero whole number, the product is a multiple of the given number
negative numbers
numbers less than zero
net pay
a worker's earnings after deductions have been subtracted
numerator
the number on the top of a fraction
odds
the ratio of the number of favorable outcomes to the number of unfavorable outcomes of the event
odd number
a number that is not divisible by 2
parallel lines
lines in a plane that do not intersect
percent
a notation that represents a ratio that compares a number to 100
percent of increase or decrease
a percent comparing an amount of change to an original amount
place value
the value given to the place where digits appear in a number
positive numbers
numbers greater than zero
prime number
a whole number greater than 1 that has only itself and 1 as factors
principal
an amount of money that is borrowed
probability
the chance that an event will occur, calculated by finding the ratio of the number of favorable outcomes to the number of possible outcomes of the event
product
the result of multiplying two or more numbers
proportion
a statement that two ratios are equal
quotient
the result of dividing one number by another
range
the difference between the greatest number and the least number in a set of data
rate
a ratio that compares two unlike measures
ratio
a comparison of two numbers by division
reciprocals
two numbers whose product is 1
remainder
the whole number left after one number is divided by another
repeating decimal
a decimal in which a digit or block of digits repeats endlessly
scientific notation
a number written as the product of a power of 10 and a number that is at least 1 but less than 10
statistics
the branch of mathematics that deals with organizing and analyzing data
sum
the result of adding two or more numbers
unit price
the cost of a unit divided by the unit of measurement
variable
a letter or other symbol used to represent a number
vertical axis
a line that is going upward
whole numbers
the numbers 0, 1, 2, 3 and so on
x-axis
the horizontal number line in a coordinate plane
y-axis
the vertical number line in a coordinate plane