Least Common Multiple

Front

What is the Least Common Multiple (LCM)?

Back

The Least Common Multiple (LCM) of two or more integers is the smallest positive integer that is divisible by each of the integers.

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 7 and 8?

Back

56

Front

What is the LCM of 12 and 8?

Back

24

Front

What is the LCM of 3 and 9?

Back

9

Front

What is the LCM of 4 and 6?

Back

12

Front

What is the LCM of 5 and 25?

Back

25

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 relationship is given by the formula: LCM(a, b) = (a * b) / GCD(a, b).

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.