Factors and Multiples

Mr. Addit introduces the concept of multiples and multiplication, explaining that a multiple is a product of two or more factors. He demonstrates this with examples, such as multiplying 3 by 4 to get 12, a multiple of 3. The video also covers skip counting as a method to find multiples and introduces common multiples. The concept of factors is explained as numbers that can be multiplied to get a product, with examples provided for numbers like 18, 21, and 12. The video concludes with a summary of the key points about multiples and factors.

What is the result called when you multiply two numbers together?

• Sum

• Product

• Factor

• Difference

Which of the following is a multiple of 3?

• 7

• 9

• 11

• 13

What is the best method to find all multiples of a number?

• Addition

• Subtraction

• Skip counting

• Division

Which number is a common multiple of 2, 3, and 6?

• 12

• 18

• 24

• 30

What is a factor of 18?

• 5

• 11

• 7

• 9

Which of the following is NOT a factor of 21?

• 7

• 5

• 3

• 1

What are the factors of 12?

• 1, 2, 4, 8, 16, 32

• 2, 4, 6, 8, 10, 12

• 1, 3, 5, 7, 9, 11

• 1, 2, 3, 4, 6, 12