Greatest Common Factor

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

How do you find the GCF of two numbers?

Back

1. List the factors of each number. 2. Identify the common factors. 3. Choose the largest common factor.

Front

What are the factors of 36?

Back

1, 2, 3, 4, 6, 9, 12, 18, 36

Front

What is the GCF of 9 and 36?

Back

9

Front

What are the factors of 25?

Back

1, 5, 25

Front

What is the GCF of 33 and 99?

Back

33

Front

What is the GCF of 42 and 72?

Back

6

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

How do you find the LCM of two numbers?

Back

1. List the multiples of each number. 2. Identify the common multiples. 3. Choose the smallest common multiple.

Front

What is the LCM of 10 and 6?

Back

30