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## Lesson Plan

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This lesson provided by:
 Author: Daryl Hyde System: Shelby County School: Chelsea Park Elementary School

General Lesson Information
 Lesson Plan ID: 33095 Title: Using Parenthesis in Numerical Expressions or, "Does it really matter what order I do this in?" Overview/Annotation: In this introductory lesson to parenthesis, students will understand how the placement of parenthesis affects order of operations.This is a College- and Career-Ready Standards showcase lesson plan.

Associated Standards and Objectives
Content Standard(s):
 MA2015 (5) 1. Use parentheses, brackets, or braces in numerical expressions, and evaluate expressions with these symbols. [5-OA1]

Local/National Standards:

Primary Learning Objective(s):

Students will be able to evaluate numerical expressions using parenthesis. They will also demonstrate how the placement of parenthesis affects the outcome of an equation.

Preparation Information
 Total Duration: 31 to 60 Minutes Materials and Resources: The students will need paper and pencils/pens. Technology Resources Needed: An interactive whiteboard hooked up to a computer is recommended (since you can save the screens you create and review them with struggling students). A whiteboard will work just fine. Background/Preparation: Students will need to know order of operations for addition, subtraction, multiplication, and division including problems with combinations of these actions.  (e.g.--8 * 3 + 7 * 1 = 31)

Procedures/Activities: