GCF and LCM

Front

What is the Greatest Common Factor (GCF)?

Back

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

Front

What is the Least Common Multiple (LCM)?

Back

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

Front

Identify the common factors of 10 and 15.

Back

1 and 5

Front

Identify the common factors of 8 and 12.

Back

1, 2, 4

Front

Find the GCF of 44 and 55.

Back

11

Front

Find the GCF of 12, 42, and 60.

Back

6

Front

Find the LCM of 5, 9, and 15.

Back

45

Front

How do you find the GCF of two numbers?

Back

List the factors of each number and identify the largest factor they have in common.

Front

How do you find the LCM of two numbers?

Back

List the multiples of each number and identify the smallest multiple they have in common.

Front

What are factors?

Back

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