LCM

Front

What is the least common multiple (LCM)?

Back

The least common multiple (LCM) of two or more numbers is the smallest multiple that is exactly divisible by each of the numbers.

Front

How do you find the LCM of two numbers?

Back

To find the LCM of two numbers, list the multiples of each number and find the smallest multiple that appears in both lists.

Front

What is the LCM of 2 and 5?

Back

10

Front

What is the LCM of 9 and 12?

Back

36

Front

What is the LCM of 15 and 2?

Back

30

Front

What is the relationship between LCM and GCF (Greatest Common Factor)?

Back

The product of the LCM and GCF of two numbers is equal to the product of the numbers.

Front

What is the LCM of 4 and 6?

Back

12

Front

What is the LCM of 8 and 10?

Back

40

Front

What is the LCM of 3 and 7?

Back

21

Front

How can prime factorization help in finding the LCM?

Back

By finding the prime factors of each number, you can take the highest power of each prime factor to find the LCM.