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Not Everything is More Expensive

Lesson Plan Information | Lesson Plan Activities | Printable version (including handouts) (PDF)

Standard: Use Math to Solve Problems and Communicate

Outcomes Students will calculate percent increase or decrease.

Classroom Information

GED Descriptors:
      , Math
Roles:
     Family
Program Type(s)
     ABE, GED, Family Literacy, Urban, Rural, Corrections
NRS Learner levels (ABE/GED)
      4, 5
Time frame:
      40-45 minutes
Technology Integration
What Things Cost 1960
What Things Cost 1970
What Things Cost 1980
What Things Cost 1990

Keywords

select any link below for a list of resources which also have that keyword

Math

Math > money

Standard: Use Math to Solve Problems and Communicate

Component of Performance	How activity addresses component
Understand, interpret, and work with pictures, numbers, and symbolic information.	Students will recall and select prices of various items.






Apply knowledge of mathematical concepts and procedures to figure out how to answer a question, solve a problem, make a prediction, or carry out a task that has a mathematical dimension	Students will apply the formula for the percent increase/decrease to the changing prices of items.






Define and select data to be used in solving the problem	Choose years to calculate the prices.






Determine the degree of precision required by the situation	Decide to use two decimal places since these problems are involving money.






Solve problem using appropriate quantitative procedures and verify the results are reasonable	Find the percent increase or decrease for selected items.






Communicate results using a variety of mathematical representations, including graphs, charts, tables, and algebraic models	Orally share the results of their calculations. Complete textbook assignment.

Purposeful, Transparent, Building Expertise

Purposeful and Transparent
This activity applies to the math standard.

Contextual
This plan is related to real-life: everyone eats, grocery shops, etc. Students can apply this to planning future purchases.

Building Expertise
The plan builds on the students' knowledge of ratio and proportion.

Lesson Designer
Kathleen McDonnell
Cuyahoga Community College
(216) 9872136
kmcdonnell@ndec.org