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Variable

Numerical Expression

Value of a Numerical Expression

Coefficient

is a symbol (such as a letter) that represents a number.

is any combination of sums, differences, products, or division…

is the number found by evaluating the expression.

is the number found by multiplying a number and a variable

Expression

Simplify

Evaluate

Exponent

A mathematical phrase that contains operations, numbers, and/o…

To perform all possible operations in an expression using PEMD…

To find the value of an expression by substituting a number fo…

In a power, the number of times the base is used as a factor.

coordinate

independent

mean

origin

The number corresponding to a point on the number line or an o…

When one quantity changes in a way that does not depend on the…

Also known as the average of several numbers is one way of def…

The point on a coordinate plane where the x-axis and y-axis in…

Histogram

Line Plot

Mean

Median

A bar graph that shows the frequency of data within intervals

A number line with marks or dots that show frequency

The sum of the items in a set of data divided by the number of…

The middle number or the mean(average) of the two middle numbe…

improper fraction

lowest terms of a fraction

Rational Number

Mixed Number

a fraction whose numerator is larger than the denominator

A fraction is in lowest terms if the GCF of numerator and deno…

Any number that can be written a/b , where a and b are integer…

A number consisting of an integer and a proper fraction.

Variable

Numerical Expression

Value of a Numerical Expression

Coefficient

is a symbol (such as a letter) that represents a number.

is any combination of sums, differences, products, or division…

is the number found by evaluating the expression.

is the number found by multiplying a number and a variable

congruent

converse

Distance Formula

hypotenuse

line segments that have the same length, or angles that have t…

the statement formed by reversing the phrases after if and the…

the distance between two points, with coordinates (x1,y1) and…

the side opposite the right angle in a right triangle

additive identity

multiplication identity

commutative property of addition

commutative property of multiplication

the sum of a number, and the additive identity, 0, is the numb…

the product of a number and the multiplication identity, 1, is…

changing the order of the addends will not change the sum: *a+…

changing the order of the factors will not change the product:…

Complex Fraction

Compound Inequality

Cube root

Distance Formula

A fraction that contains one or more fractions in its numerato…

Two or more inequalities joined together by "and" or "or"

a number that when multiplied three times equals a given number

d = √[( x₂ - x₁)² + (y₂ - y₁)²]

variable

variable expression

evaluate

opposites

a letter that can take on any value... ex: x = 2 ... or ... y=5

a combination of variables and numbers... ex: 5x + 2y or 3a + 2b

find the value of an equation... ex: 5x + 2 when x = 2... 5(2) + 2…

Same number, different sign. ... Same distance from zero ... on the…

Slope

slope intercept

absolute value

integer

The slope of a line is the ratio of the amount that y increase…

the equation of a straight line in the form y = mx + b where m…

the distance from a number to zero on a number line. It is alw…

The set of positive whole numbers, negative whole numbers and…

Algebra

variable

algebraic expression

defining a variable

a branch of math that uses symbols... Example: what type of math…

letters used in math to represent unknown amounts... Example: x ,…

has at least one variable and one math operation but no equal…

picking a certain letter to represent an unknown amount... exampl…

absolute value

additive inverse

coordinate

inequality

The distance that a number is from zero on a number line. It i…

An integer and its opposite. Their sum is zero.

A number that identifies a position on a numberline (or relati…

A statement that compares two quantities using <, >, ≤,≥, or ≠

transversal

corresponding angles

alternate interior angles

alternate exterior angles

a line that intersects two lines in the same plane at two... diff…

lie on the same side of the... transversal

are nonadjacent angles... that lie on opposite sides of the trans…

lie on opposite sides of... the transversal t,