Finding the Least Common Multiple

The video tutorial covers the concept of Least Common Multiple (LCM) using practical examples. It begins with an introduction to LCM through a scenario involving Ben's Burger giveaways. The tutorial then demonstrates how to find the LCM of two and three numbers using skip counting. A brain builder section explores LCM in the context of yearly event cycles. The video concludes with a vocabulary check and a test practice scenario involving party planning, reinforcing the concept of LCM.

What is the least common multiple of 2, 3, and 4 in the context of Ben's Burger giveaway schedule?

• 6

• 8

• 24

• 12

How often does Ben's Burger give away all three items?

• Every 6 days

• Every 8 days

• Every 12 days

• Every 24 days

What is the LCM of 2 and 3?

• 3

• 4

• 5

• 6

How often does Ben's Burger give away a free milkshake?

• Every 4 days

• Every 3 days

• Every 5 days

• Every 2 days

How often does Ben's Burger give away a free hamburger?

• Every 2 days

• Every 3 days

• Every 4 days

• Every 5 days

What is the LCM of 7 and 14?

• 7

• 14

• 28

• 21

Which number is the LCM of 6 and 15?

• 30

• 24

• 18

• 12

What is the LCM of 3 and 5?

• 20

• 25

• 15

• 10

What is the LCM of 8 and 12?

• 24

• 40

• 16

• 32

What is the LCM of 5, 9, and 15?

• 30

• 60

• 75

• 45