Exploring the LCM Grid Method

What is the first step in using the grid method to find the LCM?

• Draw an L shape around the grid

• Identify the greatest common factor

• Set up the grid and enter the numbers

• Multiply all the numbers

Which method is compared with the grid method in the tutorial?

• Addition method

• Prime factorization

• Division method

• Skip counting

Tags

CCSS.5.NF.B.6

Which two numbers are we finding the LCM for in this tutorial?

• 8 and 12

• 6 and 8

• 10 and 15

• 12 and 16

What is a common factor of 8 and 12?

• 4

• 3

• 6

• 2

What does it mean when numbers are relatively prime?

• They have no common factors other than 1

• They are both even numbers

• They are both prime numbers

• They are both odd numbers

What shape is drawn around the grid to find the LCM?

• A triangle

• A square

• An L shape

• A circle

What is the LCM of 8 and 12 as found in the tutorial?

• 16

• 24

• 32

• 36

What is the purpose of the grid method in finding the LCM?

• To simplify the numbers

• To add the numbers together

• To find the greatest common factor

• To identify common factors and multiply them

What is the final step in finding the LCM using the grid method?

• Identifying common factors

• Setting up the grid

• Drawing an L shape and multiplying the numbers

• Breaking down the numbers