Least Common Multiple

What does LCM stand for?

• Least Common Multiple 

• Little Cute Monkeys 

• Lions Chewing Matresses 

Fill in the blank. The LCM is the ________ multiple of that is common to 2 or more numbers. 

• smallest

• largest 

Why is the Least Common Multiple of 4 and 6 not 24? 

• This is because they do not have the common multiple of 24. We don't know the answer yet.

• This is because the least common multiple means the lowest multiple the two numbers have in common. 24 is not the lowest number. 

What are the multiples of 6?

• 6, 12, 18, 24, 30, ...

• 1, 6, 12, 18, 24, 30, ...

• 1, 2, 3, 6

Is 60 also a LCM?

• Yes

• No

What is the LCM of 6 and 9?

• 3

• 6

• 9

• 18