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## Ignore words

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number line

a diagram that represents numbers as points on a line.

whole number

0, 1, 2, 3, 4, 5...

positive number

all the numbers greater than 0, on a horizontal number line to the right of 0, and all numbers above the 0 on a vertical number line

inequality

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

Composite number

a number with more than two factors.

Prime number

A number that can only be divided by 1 and itself. The numbers left at the bottom of the tree

factor

A number that divides evenly into another number. 3 is a factor of 15 (look at the chart!)

prime factor

A composite number expressed as a product of prime numbers.

common factor

a number that is a factor of two or more numbers

common multiple

A number that is a multiple of two or more numbers

least common multiple

The smallest multiple (other than zero) that two or more numbers have in common.

greatest common factor

The greatest factor that two or more numbers share.

multiple

Answers to the Times Tables (eg: Multiples of 3 are: 3, 6, 9, 12, 15 etc.)

square of a number

a number times itself

Base

the number that is written with an exponent

Square Root

when multiplying a number by itself to get a square number

exponent

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

Perfect Square

the number that forms when two same numbers are multiplied together

cube of a number

when a number is multiplied by itself three times

cube root

the number that is multiplied by itself three times

perfect cube

the product that results when three numbers are multiplied together

numerical expression

A mathematical phrase that has a combination of numbers and at least one operation

factors

the numbers being multiplied

multiples

numbers you say when you skip count. Multiples of 2 are: 2,4,6,8,...

prime

a number that has factors of itself and 1

composite

a number that has multiple factors (prime with more factors)

simplify

find an answer in its simplest form. example 2 +3 can be simplified to 5

Divisible

describes a number that can be divided into equal parts and has no remainder

greatest common factor (GCF)

of two more numbers, the common factor that is greater than any other common factor

least common multiple (LCM)

a multiple that is shared between two or more numbers that is lower than all the other common multiples

interval

the space between two points on a number line

base - of an exponent

in an expression of the form a to the nth power, the base a is used as a factor n times