Introduction to Odd and Even Numbers

The video tutorial introduces the concepts of odd and even numbers. Even numbers can be divided into two equal groups, while odd numbers cannot. Examples of each type are provided, followed by a practice session where students identify whether given numbers are odd or even.

Which of the following numbers is an even number?

• 11

• 8

• 5

• 3

What characteristic defines an odd number?

• It can be divided into two equal groups.

• It is always less than 5.

• It is always greater than 10.

• It cannot be divided into two equal groups.

Which of these numbers is an odd number?

• 10

• 7

• 4

• 2

Is the number 14 odd or even?

• Neither

• Even

• Both

• Odd

Which number can be divided into two equal groups of 10?

• 15

• 20

• 25

• 30