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Natural numbers

A group of numbers that include 1,2, 3,.....

0,1,2,3,4...

Whole Numbers

real numbers

Any Number

coordinate

The number that corresponds to a point on a number line

Rational numbers

Numbers that include integers, wholes, and natural numbers.

Integers

the set of positive whole numbers and their opposites(negative numbers) and 0

inequality

A mathematical sentence that shows the relationship between quantities that are not equivalent

absolute value

The distance of a number from zero on a number line; shown by | |

Addition Property of Opposites

To add the same number to each side of an equation and have the two sides remain equal

additive inverse

the opposite of a number

Associative Property

(1 + 2) + 3 = 1 + (2 + 3)

Closure Property

The sum and product of any two real numbers are also real numbers.

Commutative Property

3 + 2 = 2 + 3

Identity Property

the sum of any number and zero is the original number

Inverse Property

The sum of a number and its opposite is 0.

Reciprocals

Pairs of numbers that when multiplied together equal 1;

multiplicative inverse

reciprocal of a number

exponent

A mathematical notation indicating the number of times a quantity is multiplied by itself

Base

the number that is written with an exponent

distributive property

Multiplying a sum by a number is the same as multiplying each term by the number and then adding (or subtracting ) the products.

exponential form

a number is in this form when it is written with a base and an exponent

Negative Exponents

take the reciprocal of the base and make the exponent positive. a⁻³=1/a³;

Scientific notation

where a number is written into 2 parts first just the digits (with decimal point after first digit) followed by ×10 to a power

Mean

the sum of all the values divided by the number of values

Median

A segment or Ray that joins a vertex to the midpoint of the opposite side

Mode

the most common value

coordinate plane

A plan formed by the intersection of a horizontal number line called the x-axis and a vertical number line called the y-axis.

Range

The difference between the greatest number and the least number in a set of data.

Linear Equations

an equation whose graph is a straight line

Mean, Median, Mode

Measures of Central Tendency

number line

a diagram that represents numbers as points on a line.

Iterations

Execute the same pattern, but with different values of variables.