Even numbers can be divided evenly into groups of two.
The number six can be divided into three groups of two.
Odd numbers can not be divided evenly into groups of two.
The number seven can be divided into three groups of two and one group of one.
The numbers 0,2,4,6,8 and the numbers that ends with 0,2,4,6,8 are called even numbers
The numbers 1,3,5,7,9 and the numbers that ends with 1,3,5,7,9 are called odd numbers