Lesson 20-- Comparing Fractions with Unlike Denominators

Introduction

Hello Mathematicians! Today we will be learning how to compare fractions with unlike denominators.

Take a look at this image. What do you notice about the fractions? Jot down your thoughts in your notebook.

Fraction bars. 1 whole. 1 half. 1 third. 1 fourth. 1 sixth. 1 eighth.

Interactive Visual

Interactive

Part 1 Directions:

In the interactive below, help Joey fix his mistake.
Show the correct comparison of 1/6 and 3/4 in your math notebook.

Part 2 Directions:

Open the interactive slide link below, and make a copy.
Use the manipulatives to build each fraction and compare.

Comparing Fractions with Unlike Denominators Interactive Slide Deck

In Your Math Notebook

Let’s get out our math notebook and work through the following application problem. Make sure you read the problem carefully, draw a picture to match your thinking and write an answer with numbers and words.

Read, Draw, Write, DONE!
R (Read the problem carefully.) Each day, an ice cream shop fills their cooler with the same amount of ice cream bars. On Monday, the shop sold 3/8 of its ice cream bars. On Tuesday, the shop sold 5/6 of its ice cream bars. On which day did the shop sell more ice cream bars? D (Draw a picture.) W (Write an answer with numbers and words.)

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Georgia Department of Education, Math

Math Learning Center