# math

##### SETS

Prime Numbers

How Many Factors?

Greatest Common Factor/Divisor

Least Common Multiple

2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59

To find how many factors 720 has, first find its prime factori…

The easiest way to find... the GCF is to take the prime factoriza…

To find the LCM of any... two numbers, take the prime factorizati…

Prime Numbers

2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59

How Many Factors?

To find how many factors 720 has, first find its prime factori…

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

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

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

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

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

Pythagorean Theorem

hypotenuse

Leg

Right angle

In mathematics, the Pythagorean theorem, also known as Pythago…

In geometry, a hypotenuse is the longest side of a right-angle…

A leg of a triangle is one of its sides. For a right triangle,…

In geometry and trigonometry, a right angle is an angle of exa…

Pythagorean Theorem

In mathematics, the Pythagorean theorem, also known as Pythago…

hypotenuse

In geometry, a hypotenuse is the longest side of a right-angle…

Types of fraction

Simplifying

Decimal

Length

Common ... Improper... Mixed

When no whole number can go into the denomination and the nume…

The decimal comma separates the whole from the part

is the distance from one point to another and measured in mm,c…

Types of fraction

Common ... Improper... Mixed

Simplifying

When no whole number can go into the denomination and the nume…

outlier

mean

median

mode

A value much greater or much less than the others in a data set

A measure of center in a set of numerical data, computed by ad…

A measure of center in a set of numerical data. The median of…

Measure of central tendency that uses most frequently occurrin…

outlier

A value much greater or much less than the others in a data set

mean

A measure of center in a set of numerical data, computed by ad…

angle

circumference

parallel

ray

a figure formed by two lines that meet at a point

the distance around the outside of a circle

lying or moving in the same direction, and the same distance a…

a straight line that starts at a point, and continues on witho…

angle

a figure formed by two lines that meet at a point

circumference

the distance around the outside of a circle