GCD & LCM

Front

What is GCD?

Back

GCD stands for Greatest Common Divisor. It is the largest number that divides two or more numbers without leaving a remainder.

Front

What is LCM?

Back

LCM stands for Least Common Multiple. It is the smallest number that is a multiple of two or more numbers.

Front

How to find GCD using prime factorization?

Back

To find GCD using prime factorization, break down each number into its prime factors, then multiply the lowest powers of all common prime factors.

Front

How to find LCM using prime factorization?

Back

To find LCM using prime factorization, break down each number into its prime factors, then multiply the highest powers of all prime factors.

Front

What is the GCD of 12 and 30?

Back

6

Front

What is the LCM of 8 and 12?

Back

24

Front

What is the GCD of 50 and 40?

Back

10

Front

What is the GCD of 64 and 144?

Back

16

Front

What is the GCD of 12 and 6?

Back

6

Front

What is the relationship between GCD and LCM?

Back

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