GCF and LCM

Front

What is the definition of 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

What is the definition of 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

Find the GCF of 8 and 12.

Back

4

Front

Find the LCM of 4 and 5.

Back

20

Front

What are the first four multiples of 3?

Back

3, 6, 9, 12

Front

Which of the following is a multiple of 10? 15, 20, 25, 30

Back

20, 25, 30

Front

Find the GCF of 18 and 24.

Back

6

Front

Find the LCM of 5 and 15.

Back

15

Front

What is the GCF of 30 and 45?

Back

15

Front

What is the LCM of 7 and 14?

Back

14