Least common Multiple

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 4 and 5?

Back

20

Front

What is the LCM of 5 and 10?

Back

10

Front

What is the LCM of 3 and 5?

Back

15

Front

What is the LCM of 4 and 8?

Back

8

Front

What is the LCM of 2 and 7?

Back

14

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer.

Front

What is the relationship between LCM and GCD (Greatest Common Divisor)?

Back

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

Front

Can the LCM of two numbers be smaller than both numbers?

Back

No, the LCM of two numbers is always greater than or equal to the larger of the two numbers.