GCF and LCM

Front

What is the definition of a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

List the factors of 10.

Back

The factors of 10 are 1, 2, 5, and 10.

Front

What is the definition of GCF (Greatest Common Factor)?

Back

The GCF is the largest number that can divide 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

What is the GCF of 24 and 36?

Back

The GCF of 24 and 36 is 12.

Front

What is the definition of LCM (Least Common Multiple)?

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

To find the LCM, list the multiples of each number and identify the smallest multiple they have in common.

Front

What is the LCM of 5 and 7?

Back

The LCM of 5 and 7 is 35.

Front

Which of these is a factor of 12? 3, 5, 8, 10

Back

3 is a factor of 12.

Front

Which is not a factor of 12? 3, 6, 24, 4

Back

24 is not a factor of 12.