Numbers and Operations: Comparing Fractions With Unlike Denominators

Contributor: Elephango Editors. Lesson ID: 10093

My friends are offering me a part of their candy bars. I love candy and don't mind taking a share, but I can't figure out who is offering me more. I can only take from one of them. Can you help me?

categories

Fractions and Operations

subject
Math
learning style
Visual
personality style
Lion, Beaver
Grade Level
Intermediate (3-5)
Lesson Type
Quick Query

Lesson Plan - Get It!

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My friend Randy offered me 23 of his candy bar. My other friend, Sandy, offered me 25 of her candy bar.

  • Which of my friends is offering more candy bar?

It's nice when my friends offer to share.

I love chocolate! I don't know which of my friends offers me more of their delicious candy bars.

If you learn about fractions with unlike denominators, you can help me figure out which friend is offering me more candy bars.

Write the following on a piece of paper.

Rand and Sandy Fractions

Circle the name of the friend you think is offering me more candy. Now, you can figure out if you are correct.

First, it is important to understand the words used in math to learn this information. Write the following vocabulary words on your paper. Then, add the definitions you find at Merriam-Webster.

  • fraction
  • numerator
  • denominator

fraction

A fraction bar is a visual tool that helps you understand fractions with unlike denominators. It also enables you to compare fractions.

Download the Fraction Bar Visual Aid from Downloadable Resources in the right-hand sidebar.

Color them in, cut them out, and cut each fraction bar on the dividing lines. Make sure each fraction bar is a different color.

Fraction Bars

1
1/2 1/2
1/3 1/3 1/3

 

Once you have completed coloring in your fraction bars and cutting them out, use them to figure out the answer to my candy bar problem.

Place two of the 13 fraction bars down on the table. Then, put two of the 15 fraction bars underneath them.

  • Which fraction is bigger?
  • Did you circle the correct friend?

Continue to the Got It? section to play a spinner game!

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