Bell Ringer

•Find the GCF:

•189x2y3 and 231x4y2

Algebra 1Lesson Essential Question:

How do you find the GCF and LCM for sets of monomials?

Check Homework

Vocabulary

•Multiple – a product of that number

* Think of counting by the number

• Example: List the multiples of 5

Vocabulary

•Least Common Multiple – a whole number that is the same product of 2 or more numbers

• Example: Find the LCM of 6 and 8

Find the LCM: Educreation

• 1.) 12x, 36y

• 2.) 24xy3, 40x3y

• 3.) 14xy, 21y2, 28y

Hint:

•Use the highest exponent

Think – Pair – Share • #1: Explain the definition of a multiple.• #2: Explain the definition of LCM.

• #1: Explain how to find the LCM of coefficients.• #2: Explain how to find the LCM of variables.

Team Mastery• Worksheet

Stations:

Quick Check• Find the GCF and LCM

Groups• STUDY ISLAND: GCF and LCM of monomials

• Start on homework

Homework

•How do you find the GCF and LCM for sets of monomials? Worksheet

Summary: Journal

• Compare and contrast how to find the GCF and LCM of monomials.• Explain the similarities and differences.• Include the steps for solving each type of problem