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

LCM(10, 4) = ?

Back

20

Front

LCM(5, 10) = ?

Back

10

Front

LCM(3, 8) = ?

Back

24

Front

LCM(6, 7) = ?

Back

42

Front

LCM(2, 8) = ?

Back

8

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

What is the LCM of prime numbers?

Back

The LCM of two or more prime numbers is simply their product.