Finding GCF

Front

What does GCF stand for?

Back

GCF stands for Greatest Common Factor, which 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

To find the GCF of two numbers, list the factors of each number, then identify the largest factor that appears in both lists.

Front

What is the GCF of 10 and 12?

Back

2

Front

What is the GCF of 3 and 15?

Back

3

Front

What is the GCF of 16 and 18?

Back

2

Front

What is the GCF of 5 and 35?

Back

5

Front

What is the GCF of 4 and 6?

Back

2

Front

What is a factor?

Back

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

Tags

CCSS.4.OA.B.4

Front

What is the relationship between GCF and prime factorization?

Back

The GCF can be found by identifying the common prime factors of the numbers and multiplying them together.

Front

Can the GCF of two numbers be greater than either of the numbers?

Back

No, the GCF of two numbers cannot be greater than the smallest of the two numbers.