GCF & LCM

Front

What is the GCF (Greatest Common Factor)?

Back

The GCF of two or more numbers is the largest number that divides all of them without leaving a remainder.

Front

How do you find the GCF of 50 and 40?

Back

The GCF of 50 and 40 is 10.

Front

What is the LCM (Least Common Multiple)?

Back

The LCM of two or more numbers is the smallest number that is a multiple of all of them.

Front

How do you find the LCM of 8 and 12?

Back

The LCM of 8 and 12 is 24.

Front

What is the GCF of 28, 42, and 56?

Back

The GCF of 28, 42, and 56 is 14.

Front

How do you find the LCM of 3 and 5?

Back

The LCM of 3 and 5 is 15.

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer.

Front

What is a factor?

Back

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

Front

How can you list the multiples of 5?

Back

The multiples of 5 are 5, 10, 15, 20, 25, 30, ...

Front

How can you list the factors of 12?

Back

The factors of 12 are 1, 2, 3, 4, 6, 12.