Lesson 2: Comparing Fractions with LCM

Introduction

In this lesson, you will learn how to compare fractions using the least common multiple (denominator).

Today, you will learn the meaning of least common multiple (denominator) and how to use it to compare fractions with unlike denominators. 

Before we begin, complete the warm-up below.

Equivalent Fractions

 

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LCM

What does the LCM represent? How do we use the LCM? 

Look at the presentation below to discover what an LCM is and how we use it to compare fractions with unlike denominators.

 

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Comparing Fractions Activity

Let’s practice comparing fractions with the activity below. Show all of your work in your math journal!

Go to the next page to complete the Comparing Fractions activity

  

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