Exploring Multiples: Common Multiples and Lowest Common Multiples

This video tutorial explains the concept of common multiples and lowest common multiples (LCM). It provides examples of finding the LCM for pairs of numbers: four and six, four and five, and three and four. The tutorial concludes with an interactive exercise for viewers to find the LCM of four, six, and eight.

What is the lowest common multiple of four and six?

• 16

• 12

• 8

• 24

Which number is a common multiple of four and six?

• 16

• 14

• 12

• 10

Which of the following is the lowest common multiple of four and five?

• 25

• 10

• 15

• 20

What is the lowest common multiple of three and four?

• 15

• 9

• 6

• 12

What is the lowest common multiple of four, six, and eight?

• 12

• 24

• 16

• 32