Grade: Senior
Subject: Mathematics

#3640. Explain the Change

Mathematics, level: Senior
Posted Tue Feb 7 17:35:41 PST 2006 by Susan Garmendia (
Explain the Change
Easley High School, Easley, SC
Materials Required: worksheets, Internet access
Activity Time: 90 minutes
Concepts Taught: Slope as Rate of Change

1.The teacher will give students a worksheet containing a graph of the population of Manhattan from 1790 to 1980. Students will discuss the trends noticed on the graph.

2.The teacher will talk about the Internet and its purpose for the impending assignment.

3. Students will pick a partner and choose a county in the state of South Carolina (or any other state) to analyze the population from 1900 to 2000. Students will attempt on their own to locate the population of the counties on the Internet.

4. Students will use the slope formula to determine how the population changed in amount of people for each of the ten decades.

(Day 2) 5. Students will use markers and computer paper to illustrate the population of the county they chose through a line graph also marking the changes between the decades.

6. Students will present their findings of the particular county to the class. Once everyone presents, overall discussion will take place discussing any common trends found and reasons as to why they happened.

Note: Please visit link to see entire lesson plan including all necessary worksheets and rubric.