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Title: Types of Numbers
Description: Quick definitions of Types of Numbers - Ideal for revision!
Description: Quick definitions of Types of Numbers - Ideal for revision!
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Types of Numbers
Before we start, it is important that you understand the different types of numbers that are
out there
...
Integers can be positive
or negative
...
g
...
The numerator (the top of the fraction) and the denominator (the bottom of the
!
fraction) must be integers
...
g
...
25 can be written as
...
When written in decimal form,
these numbers go on forever without ever repeating a pattern of digits
...
g
...
•
Prime Numbers – A prime number is a number that can only be divided by itself and
one
...
g
...
Be careful! 1 is not a prime number as it only has one factor, which is 1
...
E
...
5×5 = 25, 25 is a square number
...
E
...
5×5×5 = 125, 125 is a cubed number
...
E
...
3 is a triangle
number (1+2) and 6 is a triangle number (1+2+3)
...
E
...
7 and 5 are factors of 35
...
E
...
multiples of 5 are 5, 10, 15, 20…
Title: Types of Numbers
Description: Quick definitions of Types of Numbers - Ideal for revision!
Description: Quick definitions of Types of Numbers - Ideal for revision!