Greatest Common Factor

Front

What is the Greatest Common Factor (GCF)?

Back

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

Front

Find the GCF of 9 and 27.

Back

9

Front

The GCF of 32 and 48 is.....

Back

16

Front

Find the GCF of 21 and 28.

Back

7

Front

What is the GCF of 18 and 24?

Back

6

Front

Find the GCF of 14 & 22.

Back

2

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

What are factors?

Back

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

Front

What is the relationship between GCF and prime factorization?

Back

The GCF can be found by multiplying the lowest powers of all prime factors common to the numbers.

Front

Find the GCF of 12 and 30.

Back

6