CTAP 295 Teaching with Technology

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Car Buying Today
MaryAnn Archer
Brawley Union High School, Brawley
FINAL PRESENTATION
CTAP 295 Teaching with Technology
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Car Buying Today
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How much will you end up paying....
Welcome You have your license... you've got a
job...  you want your own car.  Find out the
costs, the amount financing really adds to the
purchase and don't forget California tax and
registration fees. The bottom line will amaze
you!!!  So dream away, but keep a little bit of
this reality in mind.
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Now Heres A Great Truck!!
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• THE LESSON
• Duration 5 to 10 class periods
• Main Contents 5 worksheets and Pre/Post
  Tests
• Internet Searching for Car types and Prices
• Charting Data on Microsoft Excel
• Presenting Data in Microsoft PowerPoint

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California State Standards - Algebra
1.0 Students identify and use the arithmetic
properties of subsets of integers and rational,
irrational, and real numbers, including closure
properties for the four basic arithmetic
operations where applicable. 5.0 Students solve
multi-step problems, including word problems
involving linear equations and linear
inequalities in one variable and provide
justification for each step.
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My Unit Objectives
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2 Groups Overall Heres 1st Period
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Student Presented PowerPoint's Heres A
Look!!
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• PowerPoint Requirements
• 8 10 slides
• 2 graphics
• 1 Excel chart
• 1 Math problem fully explained and worked out
• 2 things the group learned in this unit

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Types of Math Problems Encountered

• What is the Standard Tipping Rate?
• 15
• How do you figure out a 30 discount mentally?
• Think of 10 first (move decimal left 1 place)
• Recall any rules about dividing decimals???
• Something about moving that decimal right
• How about a look at Compound Interest!
• A P(1r/n)nt

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Analysis of Student Performance Yeah!
Success!!!
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Lesson Revision

• Rational numbers worksheet rewritten
• Pre and Post Test revised to include store
  discounts
• Hyperlinks to pre- and post- test removed from
  general website except on teacher page
• Redirected when links did not work in lab setting

• Mathematics Assessment Rubric Revised
• Time-line reworked to fit daily school schedule
  and student progress
• Excel charting refined
• Student suggestions on good websites implemented

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What Students Learned

• Reviewed rules on dividing and multiplying
  decimals
• Practiced figuring 10 in their head
• Searching Internet
• Applying Excel
• Using Interest formulas
• Using PowerPoint

• Also applied
• a. Tax on a vehicle
• b. DMV fees
• c. Interest using different
• loan percentages and
• lengths of loans
• d. Compound Interest
• formula

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WHAT I LEARNED

• Absences - YIKES!!!
• Students love the topic of cars girls and guys
  alike really wanted to find that perfect car
• Students loved going to the computer lab
• More time needed for PowerPoint preparation
• Computer Disks are not very reliable
• Pre and Post Testing was really valuable!!

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They Did a Great Job!!