Math Vocab Terms For Final

Front 1

absolute value
|5|=5

Back 1

-the distance of a number from zero on a number
-shown by | |

Front 2

Addition Property of Equality
14 - 6= 8
+6 +6
14 = 14

Back 2

The property that states that if you addthe same number to bothe sides of an equation, the new equation will have the same solution.

Front 3

addition inverse
The additive inverse of 5 is -5

Back 3

the opposite of a number

Front 4

algebraic expression
x+8
4(m-b)

Back 4

an expression that contains at least one variable

Front 5

Division Property of Equality
4x=12
4x 12
--- = ---
4 4
x=3

Back 5

The property that states that if you divide both sides of an equation by the same nonzero number, the new equation will have the same solution.

Front 6

equation
4+x=7
6+1=10-3

Back 6

a mathematical sentence that shows that two expressiions are equivalent.

Front 7

evaluate
Evaluate 2x+7 for x=3
2(3)+7
6+7
13

Back 7

to find the value of a numerical or algebraic expression

Front 8

expression
6x+1

Back 8

a mathematical phrase that contains operations, numbers, and/or variables

Front 9

Identity Property of Multiplication
-3(1)=-3
4(1)=4

Back 9

the propery that states that the product of 1 and any number is that number.

Front 10

Identity Property of Addition
4+0=4

Back 10

the property that states the sum of zero and any number is that number

Front 11

integer
...-3, -2, -1, 0, 1, 2, 3...

Back 11

The set of whole numbers and their opposites.

Front 12

inverse operations

Back 12

Operations that undo each other:addition and subtraction, or multiplication and division

Front 13

numerical expression

Back 13

An expression that contains only numbers and operations.

Front 14

opposites
5 and -5

Back 14

Two numbers that are an equal distance from zero on a number line; also called additive inverse.

Front 15

Subtraction Property of Equality
x+6=8
-6 -6
x=2

Back 15

The property that states that if you subtract the same number from both sides of an equation, the new equation will have the same solution

Front 16

variable

Back 16

A symbol used to respresent a quantity that can change.

Front 17

least common denominator (LCD)

Back 17

The least common multiple of two or more denominators.

Front 18

multiplicative inverse
3 ( 4 )
- ( - )
4 ( 3 )

Back 18

One of two numbers whose product is 1; also called reciprocal.

Front 19

rational number
6 can be expressed as 6/1
0.5 can be expressed as 1/2

Back 19

A number that can be written in the form a/b, where a and b are integers and b does not equal 0.

Front 20

reciprocal
the reciprocal of 2/3 is 3/2

Back 20

One of two numbers whose product is 1; also called multiplicated inverse.

Front 21

repeating decimal

Back 21

A rational number in decimal form in which a group of one or more digits (where all digits are not zero) repeat infinitely.

Front 22

terminating decimal

Back 22

A decimal number that ends or terminates.

Front 23

algebraic inequality
x + 3 > 10

Back 23

An inequality that contains at least one variable.

Front 24

Associative Property of Addition
a + b + c= (a + b) + c = a + (b + c)

Back 24

The property that states that for all real numbers a, b, and c, the sum is always the same, regardless fo their grouping.

Front 25

Associative Property of Multiplication

Back 25

The property that states that for all real numbers a, b, and c, their product is always the same, regardless of thier grouping.

Front 26

coefficient
5 is the coefficient in 5b.

Back 26

The number that is multiplied by a variable in an algebraic expression.

Front 27

Commutative Property of Addition
8 + 20 = 20 + 8

Back 27

The property that states that two or more numbers can be added in any order without changing the sum.

Front 28

Commutative Property of Multiplication

Back 28

The property that states that two or more numbers can be multiplied in any order without changing the product.

Front 29

constant

Back 29

A value that does not change.

Front 30

Distributive Property
5 (21) = 5 (20 + 1) = 5(20) + 5(1)

Back 30

The property that states if you multiply a sum by a number, you will get the same result if you multiply each addend by that number adn then add the products.

Front 31

equivalent expressions

Back 31

Equivalent expressions have the same value for all values of the variables

Front 32

inequality
5>2

Back 32

A mathematical statement that compares two expressions by using one of the following symbols: ≠, <, >, < with a line under it, and > with a line undet it.

Front 33

like terms
3a and 12a are like terms

Back 33

Two or more terms that have that same variable raised to the same power.

Front 34

solution set
Inequality: x+ 3>(with a line under it)5
solution: x >(with a line under it)2

Back 34

The set of values that make a statement true.

Front 35

term

Back 35

the parts of an expression that are added or subtracted

Front 36

base

Back 36

When a number is raised to a power, the number that is used as a factor si the base.

Front 37

exponent

Back 37

The number that indecates how many times teh base is used as a factor.

Front 38

exponential form

Back 38

A number is in exponential form when it is written witha a base adn an exponent.

Front 39

monomial
3x2y4
(3x squared)(y to the fourth)

Back 39

A number or a product of numbers and variables with exponents that are whole numbers.

Front 40

power

Back 40

A number produced by raising a base to an exponent.

Front 41

real number

Back 41

A rational or irrational number.

Front 42

scientific notation

Back 42

A method of writing very large or small numbers by using powers of 10.