# ALEX Lesson Plan

## Decimals:  Carlos the Centipede goes shopping for Christmas gifts!

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This lesson provided by:
 Author: Lynda Wilder System: Blount County School: Hayden Middle School
General Lesson Information
 Lesson Plan ID: 32191 Title: Decimals:  Carlos the Centipede goes shopping for Christmas gifts! Overview/Annotation: Carlos the Centipede and his friend are Christmas Shopping for friends and family. Carlos will add, subtract, multiply, and divide decimals. Carlos will change percents to decimals to get all the great discounts during this season of the year.  In addition, he will calculate tax on his purchases.
Associated Standards and Objectives
Content Standard(s):

Local/National Standards:

Mathematical Practices:  Standards 1 and 5

1.  Make sense of problems and perservere in solving them.

5.  Use appropriate tools strategically.

Primary Learning Objective(s):

Students will be able to:

• solve real-life problems that use decimals
• add, subtract, multiply, and divide decimals
• convert sale discount percents into decimals
• covert tax percents into decimals
• strategically use a calculator as an appropriate tools