Math Vocabulary – Flashcards
Unlock all answers in this set
Unlock answersquestion
Absolute Value
answer
a number's distance from zero on a number line
question
Opposites
answer
two numbers that are the same distance from zero on the number line, but on opposite sides of zero
question
Variable
answer
a letter representing an unknown value
question
Expression
answer
a mathematical sentence without an equal sign
question
Exponent
answer
a small number on the top right of a base number, telling you how many times to multiply that base number by itself
question
Order of Operations
answer
a 4 step rule used to simplify expressions that everyone follows to get the same answer
question
Equivalent Expressions
answer
expressions that give the same result when the same values are substituted for the variables
question
Commutative Property
answer
changing the order of the numbers does not change the answer
question
Associative Property
answer
changing the way the numbers are grouped does not change the answer
question
Identity Property
answer
the identity property gives you back the same number you started with
question
Inverse Property
answer
inverse gives you back the identity
question
Zero Property of Multiplication
answer
any number multiplied by zero is zero
question
Mean (average)
answer
the sum of the values divided by the number of values
question
Median
answer
the middle value when the values are written in order from least to greatest
question
Mode
answer
a value that occurs most often
question
Range
answer
the difference between the largest and smallest values
question
Improper Fraction
answer
a fraction in which the numerator is greater than the denominator
question
Mixed Number
answer
a number made of a whole number and a fraction
question
Reciprocal
answer
the multiplicative inverse of a number, which can be found by switching the numerator and denominator
question
Natural Numbers (counting numbers)
answer
all of the counting numbers (only count positive) no fractions or decimals
question
Whole Numbers
answer
consist of zero added to the list of natural/counting numbers
question
Integers
answer
consist of all the negative whole numbers added to the list of whole numbers
question
Rational Numbers
answer
can be written as a fraction where the denominator is not 0 can be written as a repeating or terminating decimal
question
Irrational Numbers
answer
cannot be written as a terminating or repeating decimals consist of decimals that are both non-terminating and non-repeating cannot be written as a fraction
question
Terminating Decimal
answer
a decimal that ends and has no pattern of repeating digits
question
Repeating Decimal
answer
a decimal that goes on forever and has a pattern of repeating digits that repeat forever
question
Non-repeating Non-terminating decimal
answer
a decimal that never ends and has no digits that repeat in a pettern
question
Perfect Square
answer
the answer from squaring a whole number
question
Prime Number
answer
a whole number greater than 1, with only two factors, 1 and itself
question
Composite Number
answer
a whole number greater than 1 with more than two factors
question
Prime Factorization
answer
when you write a composite number as a product of prime numbers
question
Factors
answer
2 numbers multiplied by each other to make another number one number is a factor of another if it divides into that number with no remainder
question
Factor Pairs
answer
2 factors whose product equals the original number
question
Greatest Common Factor (GCF)
answer
the greatest number that is a factor of two or more numbers
question
Relatively Prime
answer
when the GCF of two or more numbers is 1
question
Multiple
answer
the product of the given number and another number
question
Least Common Multiple (LCM)
answer
the smallest common multiple of two or more numbers
question
Ratio
answer
a comparison of two quantities
question
Rate
answer
a ratio of two quantities that have different units
question
Unit Rate
answer
a rate where the denominator is 1
question
Proportion
answer
an equation that states two ratios are equal
question
Similar Figures
answer
figures that have the same shape but not necessarily the same size
question
Scale Drawing
answer
a sketch that is similar to the real object it represents
question
Proportional Relaationship
answer
a relationship in which two quantities have a constant ratio
question
Ordered Pair
answer
a pair of numbers written in the form of (x,y) and can be represented by a point on a coordinate plane
question
Equation
answer
a number sentence with an equal sign showing 2 expressions are equal
question
Inequality
answer
a statement with a symbol of , ≥ between expressions
question
Term
answer
each part of an expression
question
Consonant
answer
a term that has a number but no variable
question
Coefficient
answer
the number being multiplied by a variable
question
Like Terms
answer
terms that have the same variables raised to the same power
question
Perimeter
answer
the sum of the lengths of the sides of a shape
question
Area
answer
the number of square units needed to cover a shape
question
Radius
answer
a line segment that has 1 endpoint at the center of the circle and the other endpoint on the circle
question
Diameter
answer
a line segment that has both endpoints on the circle and passes through the center of the circle
question
Chord
answer
a line segment that has both endpoints on the circle
question
Circumference
answer
the distance around the circle area
question
Surface Area
answer
the area of the exterior surface of a 3-D figure
question
Volume
answer
the space inside a 3-D figure
question
Outcomes
answer
the possible results of an experiment
question
Theoretical Probability
answer
the chance that an event will occur
question
Equally Likely
answer
outcomes of an experiment that have the same probability of occuring
question
Experimental Probability
answer
a probability that is based on repeated trials of an experiment
question
Compound Event
answer
consists of the outcomes of 2 or more events
question
Sample Space
answer
a list of all the possible outcomes of an event
question
Tree Diagram
answer
a visual representation of all the possible outcomes of an event
question
Fundamental Counting Principle (FCP)
answer
used to find the total number of outcomes with coumpound events
question
Independent Events
answer
when the outcome of one event has no effect on the outcome of the other
question
Dependent Events
answer
when the outcome of one event is affected by the outcome of the other
question
Frequency Table
answer
a table used to graph data values into intervals; shows the number of times each value occurs
question
Histogram
answer
a type of bar graph that shows continuous data and the frequency of the data in equal intervals
question
Stem-and-leaf-plot
answer
a data display that helps you see how data are distributed
question
Box-and-whisker-plot
answer
a data display that organizes data values into 4 parts, showing how spread out the data are
question
Interquartile Range (IQR)
answer
the difference of the upper quartile and the lower quartile
question
Dot Plot
answer
a visual display in which the frequency of each piece of data is represented by a dot on a number line
