Understanding Least Common Multiple (LCM)

What does LCM stand for?

• Last Common Multiple

• Least Composite Multiple

• Least Common Multiple

• Least Common Multiplier

What is the LCM of 4 and 6?

• 6

• 18

• 24

• 12

Which number is a common multiple of both 4 and 6?

• 12

• 20

• 10

• 15

What is the first common multiple of 3, 6, and 10?

• 30

• 60

• 90

• 120

Why do we stop listing multiples once a common one is found in all lists?

• Because it's the LCM

• To save time

• To avoid confusion

• None of the above

At what point is the LCM determined when listing multiples?

• When the numbers start repeating

• When the teacher says so

• When the list reaches ten multiples

• When the smallest number appears in all lists

What is the benefit of the listing multiples method for finding LCM?

• It is fast

• It provides visual proof

• It requires no calculation

• It works with any numbers

What is a limitation of the listing multiples method?

• It is confusing

• It only works for two numbers

• It is slow for larger numbers

• It requires advanced mathematics

What is the LCM of 4 and 7

• 11

• 14

• 28

• 70

What is the LCM of 6 and 24