Greatest Common Factor Gcf

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF is the largest positive integer that divides all the given numbers without leaving a remainder.

Front

How do you find the GCF of two numbers?

Back

List the factors of each number and identify the largest factor that appears in both lists.

Front

What is the GCF of 20, 44, and 88?

Back

4

Front

What is the GCF of 14 and 22?

Back

2

Front

What is the GCF of 30 and 36?

Back

6

Front

List all the factors of 12.

Back

1, 2, 3, 4, 6, 12

Front

What is the GCF of 20 and 30?

Back

10

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into 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

What is the GCF of 18 and 24?

Back

6