integer
Integers are similar to whole numbers, but there is a difference between them.
Integers can be:
-
• negative numbers: –1, –2, –3, –4, –5, …
• positive numbers: 1, 2, 3, 4, 5, …
• zero: 0
Integers do not have fractional parts or decimals left over.
For example, 3 is an integer, but 3 and 3.5 are not integers.