I am a integer.
I can be positive or negative.
The set of all my numbers is often represented by Z or .
I can be equally spaced on a number line and the line will go about in each direction forever.
I cannot be a decimal or a fraction.
When I am less than zero, I am called a negative integer and when I a greater than zero, I am called a positive number.
Cited from: http://en.wikipedia.org/wiki/Integer
Extra chim one: http://www.mathleague.com/help/integers/integers.htm
Loh Cheng Ngee
Khit Sue Lun