LCM

LCM

Least Common Multiple Review

Multiple Choice

What is the first step in finding the least common multiple?

• List the multiples of the number

• List the factors of the number

• Multiplying the numbers by each other.

• Dividing the numbers by each other.

Multiple Choice

What the second step for finding the least common multiply?

• Adding the multiples together

• Finding the average of the numbers.

• Finding the biggest multiple.

• Identify which multiples the numbers have in common.

Multiple Choice

What is LCM?

• Less Common Multiplier

• Least Common Multiply

• Lowest Central Minute

• Least Create Man

Least Common Multiple Example

• What is the LCM of 3 and 9

• List the multiples of 3 first.

• 3, 6, 9, 12, 15, 18, 21, 24, 27, 30

• List the multiples of 9

• 9, 18, 27, 36, 45, 54, 63

• WHAT NUMBERS DO THEY HAVE IN COMMON?

Multiple Choice

What is the LCM of 3 and 9?

• 3

• 9

• 45

• 18

Multiple Choice

Find the LCM of 5 and 8

• 5

• 8

• 40

• 24

Poll

The LCM of 5 and 10 is

• 10

• 50

• 20

• 25

Multiple Choice

Find the LCM of 3 and 4

• 12

• 24

• 36

• 3

Poll

Which is harder for you to remember multiply or factor?

• Multiply

• Factor