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

How do you find the GCF of two numbers?

Back

To find the GCF, list the factors of each number and identify the largest factor they have in common.

Front

Find the GCF of 14 and 22.

Back

2

Front

Find the GCF of 24 and 30.

Back

6

Front

Find the GCF of 8 and 10.

Back

2

Front

Find the GCF of 18 and 24.

Back

6

Front

Shannon has 32 maroon balloons, 24 white balloons, and 16 orange balloons. What is the greatest number of identical arrangements she can make?

Back

4

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 LCM (Least Common Multiple)?

Back

The GCF of two numbers multiplied by their LCM equals the product of the two numbers.

Front

What is the GCF of prime numbers?

Back

The GCF of two distinct prime numbers is always 1.