LCM and GCF

Front

What is the Least Common Multiple (LCM)?

Back

The LCM of two or more numbers is the smallest number that is a multiple of each of the numbers.

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF of two or more numbers is the largest number that divides each of the numbers without leaving a remainder.

Front

How do you find the LCM of two numbers?

Back

You can find the LCM by listing the multiples of each number and identifying the smallest common multiple.

Front

How do you find the GCF of two numbers?

Back

You can find the GCF by listing the factors of each number and identifying the largest common factor.

Front

What are factors?

Back

Factors are numbers that can be multiplied together to get another number.

Front

What are multiples?

Back

Multiples are the result of multiplying a number by an integer.

Front

List the factors of 12.

Back

1, 2, 3, 4, 6, 12

Front

List the multiples of 4 up to 40.

Back

4, 8, 12, 16, 20, 24, 28, 32, 36, 40

Front

What is prime factorization?

Back

Prime factorization is expressing a number as the product of its prime factors.

Front

Find the prime factorization of 60.

Back

2^2 x 3^1 x 5^1