Finding the Greatest Common Factor

Finding the Greatest Common Factor

Grade 6 · Math · 45 min· 5.nf.2

What's Included

Learning Objective

I can find the greatest common factor (GCF) of two numbers by listing their factors and identifying the largest one they share.

Warm-Up Video

Khan Academy · 6:20

Greatest common factor explained | Factors and multiples | Pre-Algebra | Khan Academy

Practice Questions

4 questions · Short answer

Exit Ticket

Quick comprehension check

List all the factors of 30 and 45. What is the greatest common factor of these two numbers? List all the factors of 28 and 42. What is the greatest common factor of these two numbers?

Complete Lesson Package

Get all 3 ready-to-use resources:

Teacher Guide
Student Doc
Slides