Exploring LCM and GCF Concepts

What is the purpose of the warm-up activity involving apple cider and donuts?

• To discuss the nutritional value of donuts

• To introduce the concept of fractions

• To teach about the history of apple cider

• To help students wake up and transition into the lesson

What mathematical concept is introduced after the warm-up activity?

• Addition and Subtraction

• Least Common Multiple

• Greatest Common Factor

• Division and Multiplication

Which of the following is a factor of 12?

• 9

• 7

• 6

• 5

Tags

CCSS.4.OA.B.4

What is the greatest common factor of 12 and 30?

• 6

• 3

• 12

• 30

What is the first step in finding the GCF of two numbers?

• Subtract the smaller number from the larger number

• List all the multiples of each number

• List all the factors of each number

• Add the two numbers together

What is the least common multiple of 20 and 30?

• 120

• 60

• 30

• 20

Which of the following is a multiple of 20?

• 15

• 25

• 55

• 40

Tags

CCSS.4.OA.B.4

What is the first step in finding the LCM of two numbers?

• Subtract the smaller number from the larger number

• List the first few multiples of each number

• List all the factors of each number

• Add the two numbers together

Why is it important to find the least common multiple?

• To calculate the sum of two numbers

• To determine the prime factors of a number

• To find the average of two numbers

• To solve problems involving fractions

What will students practice on Thursday and Friday?

• Discussing the nutritional value of different foods

• Learning about the history of mathematics

• Finding the least common multiple and greatest common factor in real-life scenarios

• Solving addition and subtraction problems