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Numerical Expression

variable expression

evaluate

integers

a mathematical phrase that contains numbers and operation symb…

a mathematical phrase that contains variables, numbers, and op…

to replace variables with numbers and then simplify an express…

the set of numbers that includes whole numbers and their oppos…

Mixed Number

Bar Notation

Common Denominator

Least Common Denominator (LCD)

A number consisting of an integer and a proper fraction. For e…

A bar used over decimal digits to indicate that they are repea…

A number which can be divided evenly by two or more denominato…

The smallest number that can be divided evenly by two or more…

vertical angles

Corresponding angles

Alternate exterior angles

Alternate interior angles

Vertical angles are congruent

matching angles in similar triangles, which have equal measures

Angles that lay outside the parallel lines and are on opposite…

If two parallel lines are cut by a transversal, then the alter…

A line

A point

Line Segment

Ray

• is straight (no curves),... • extends in both directions withou…

An exact location. It has no size, only position.... Points usual…

The part of a line that connects two points.... It has definite…

A line with a start point but no end point (it goes to infinity)

Variable

Expression

Commutative Property

Associative Property

- usually a letter, used to represent an unknown or changing q…

- a mathematical sentence that does not contain an equal sign.

- you can +/x numbers in any order. "Turn Around" (Ex: 5 + 7 =…

- when you +/x you can group numbers as you like, without chan…

Perfect Squares 1-15

Number is multiple of 12

Number is a multiple of 9

Slope given 2 points

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits is a multiple of 3; the last two digits…

sum of the digits is a multiple of 9.

m= (Y2-Y1)/(X2-X1)... ex: (1,3); (5,6)... m = (6-3) / 5-1) = 3/4

multiplicative identity

multiplicative inverses (aka reciprocal)

unit rate

Prime number

the product of any number and one is equal to the number

a pair of numbers whose product is 1: the reciprocal of 2/3 is…

A comparison of two measurements in which one of the terms has…

A whole number that has exactly two factors, 1 and itself.

Commutative Property of Multiplication

Distributive Property of Multiplication

equation

evaluate

property states that if you switch the order in which two numb…

multiplying a sum by a number results in the same product as m…

a mathematical statement that two expressions have the same va…

find the value of