GCF and LCM

Front

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

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 the Least Common Multiple (LCM)?

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 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

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 GCF of 32 and 64?

Back

32

Front

What is the LCM of 48 and 32?

Back

96

Front

What is the least common denominator of 1/7 and 3/6?

Back

42

Front

If Karen has 30 photos and 48 photos from two trips, what is the greatest number of photos she can put on each page?

Back

6 photos

Front

What is the GCF of 14 and 22?

Back

2

Front

What is the relationship between GCF and LCM?

Back

The product of the GCF and LCM of two numbers is equal to the product of the numbers themselves.