GCF and LCM

Front

What does GCF stand for in mathematics?

Back

GCF stands for Greatest Common Factor, which is the largest positive integer that divides each of the given integers without leaving a remainder.

Front

What does LCM stand for in mathematics?

Back

LCM stands for Least Common Multiple, which is the smallest positive integer that is a multiple of each of the given integers.

Front

How do you find the GCF of two numbers?

Back

To find the GCF of two numbers, list the factors of each number, identify the common factors, and select the largest one.

Front

How do you find the LCM of two numbers?

Back

To find the LCM of two numbers, list the multiples of each number, identify the common multiples, and select the smallest one.

Front

What is the GCF of 14 and 20?

Back

The GCF of 14 and 20 is 2.

Front

What is the GCF of 4 and 12?

Back

The GCF of 4 and 12 is 4.

Front

What is the LCM of 4 and 10?

Back

The LCM of 4 and 10 is 20.

Front

What is the GCF of 56 and 49?

Back

The GCF of 56 and 49 is 7.

Front

What is the GCF of 12 and 6?

Back

The GCF of 12 and 6 is 6.

Front

What is the relationship between GCF and LCM?

Back

The relationship between GCF and LCM can be expressed by the formula: GCF(a, b) × LCM(a, b) = a × b for any two integers a and b.