Properties of Even and Odd Numbers

The lesson covers the concepts of odd and even numbers, their properties, and how they relate to sums and products. It explains the rules for adding and multiplying odd and even numbers, and how these rules can be applied to division problems. The lesson includes examples and exercises to reinforce understanding, and highlights the importance of these concepts in mathematical operations.

What is a characteristic of an even number?

• It is always a prime number.

• It cannot be divided by two evenly.

• Its last digit is 1, 3, 5, 7, or 9.

• It can be divided by two evenly without a remainder.

Which of the following is an even number?

• 55

• 42

• 27

• 13

What is the sum of two even numbers?

• Sometimes odd, sometimes even

• Cannot be determined

• Always even

• Always odd

If you add 12 and 14, what will be the result?

• An odd number

• An even number

• A prime number

• A composite number

What is the sum of two odd numbers?

• Cannot be determined

• Sometimes odd, sometimes even

• Always even

• Always odd

If you add 11 and 15, what will be the result?

• An odd number

• An even number

• A prime number

• A composite number

What is the sum of an even number and an odd number?

• Sometimes odd, sometimes even

• Cannot be determined

• Always even

• Always odd

If you add 14 and 11, what will be the result?

• An odd number

• An even number

• A prime number

• A composite number

What is the product of two even numbers?

• Always even

• Cannot be determined

• Sometimes odd, sometimes even

• Always odd

What is the product of an even number and an odd number?

• Cannot be determined

• Always odd

• Always even

• Sometimes odd, sometimes even