NYS Go Math Grade 6 Module 2 Flashcard

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor (GCF) is the largest number 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

What is a factor?

Back

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

Front

What is the least common multiple (LCM)?

Back

The least common multiple (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 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.

Front

What is an example of finding the GCF of 18 and 24?

Back

The GCF of 18 and 24 is 6, as the factors are 1, 2, 3, 6 for 18 and 1, 2, 3, 4, 6, 8, 12, 24 for 24.

Front

What is an example of finding the LCM of 4 and 5?

Back

The LCM of 4 and 5 is 20, as the multiples are 4, 8, 12, 16, 20 for 4 and 5, 10, 15, 20 for 5.

Front

Which numbers are factors of 12?

Back

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

Front

Which number is not a factor of 10?

Back

The number 4 is not a factor of 10.