Ladder Method for GCF and LCM Exit Ticket

Based on the image, what is the GCF of 36 and 120?

• 223

• 7

• 12

• 360

Based on the image, what is the LCM of 80 & 60?

• 9

• 20

• 12

• 240

Based on the image, what are the 2 numbers that you are finding the GCF of?

• 2, 2, & 3

• 20

• 24 & 20

• 240

Based on the image, what are the 2 numbers that you are finding the LCM of?

• 2, 2, & 3

• 20

• 24 & 60

• 240

Based on the image, what is the GCF of 24 & 60?

• 2, 2, 3, 2, 5

• 20

• 120

• 12

Based on the image, what is the LCM of 24 & 60?

• 2, 2, 3, 2, 5

• 20

• 120

• 12

Which information is being discovered from the ladder method?

• The Simplified Ratio

• The Least Common Multiple

• The Greatest Common Factor

• The Equivalent Fraction Multipliers

Once all the common factors have been divided out using the ladder method, how do you find the Greatest Common Factor?

• Multiply all the common factors from the left side of the ladder.

• Multiply all the numbers on the outside of the ladder.

• Use the numbers at the bottom of the ladder.

• Switch the numbers at the bottom of the ladder.

Once all the common factors have been divided out using the ladder method, how do you find the Least Common Multiple?

• Multiply all the common factors from the left side of the ladder.

• Multiply all the numbers on the outside of the ladder.

• Use the numbers at the bottom of the ladder.

• Switch the numbers at the bottom of the ladder.

Based on the image, what is the LCM of 36 & 120?

• 223

• 7

• 12

• 360