Tag Archives for proportion

How much do we spend for Mother’s Day?

Use the Mother’s Day event to engage your students in approximating, reasoning, and investigating.  Brian has asked students to estimate how much is spent in the United States for Mother’s Day. There’s a lot to consider and that’s exactly what … Continue reading

06. May 2013 by oldmanmarks
Categories: Data and Probability, Holidays and Annual Events, Math and Social Studies, Number Sense | Tags: , , , , , , , , , , , , | Leave a comment

Green, green river

During the St. Patrick’s Day parade in Chicago, the local plumbers union dyes the Chicago River emerald green.  Students learn what PPM (parts per million) means and  attempt to figure out how much dye is used to sufficiently color the … Continue reading

14. March 2013 by Leslie
Categories: Algebra, Data and Probability, Geometry, Holidays and Annual Events, Number Sense | Tags: , , , , , , , , , | Leave a comment

Cruising

There have been a lot of cruise ship mishaps and disasters this year. While these are in the news, let your students consider how these floating cities manage their resources and which of their needs are precarious as they calculate … Continue reading

02. March 2013 by Leslie
Categories: Algebra, Data and Probability, Math and Food, Math and Science, Number Sense | Tags: , , , , , , , , , , , , , | 1 comment

Presidents’ Day 2013

Monday, February 18th, is Presidents Day.  We honor presidents, veterans, purple heart recipients and sell cars.  Is there more to Presidents Day?  Students can learn a little of the history of the day while they check out how much various … Continue reading

14. February 2013 by Leslie
Categories: Algebra, Data and Probability, Holidays and Annual Events, Math and Social Studies, Number Sense | Tags: , , , , , , , , , , | Leave a comment

Valentine’s Data

Look down at the bottom of this post to link to our other Valentine’s Day activities. This is part of the graphic from http://visual.ly/valentines-day-facts What fraction of these roses are shaded red.  The red ones symbolize  flowers that come from  Columbia … Continue reading

10. February 2013 by Oldmanmarks and Leslie
Categories: Data and Probability, Holidays and Annual Events, Math and Art, Number Sense | Tags: , , , , , , , , | Leave a comment

Fat Tuesday – Mardi Gras

Tuesday will be the day before Ash Wednesday and the start of the season of Lent.  Mardi Gras is the last hoorah and is celebrated throughout the world with feasting, partying, and general indulgence.  In New Orleans revelers throw and … Continue reading

06. February 2013 by Oldmanmarks and Leslie
Categories: Algebra, Data and Probability, Holidays and Annual Events, Number Sense | Tags: , , , , , , , , | 2 comments

Big Burger 2013

Time to treat the kids to ratios, proportions, fractions and big burgers! In this activity students explore ratio of the different ingredients in the world’s largest burger.  They then apply this ratio of ingredients to other giant burgers.  This is … Continue reading

09. January 2013 by Leslie
Categories: Algebra, Math and Food, Number Sense | Tags: , , , , , , , | 6 comments

Voyager on the edge

The two Voyager space probes are in the news recently as they approach the edge of our solar system.  Scientist can tell that the Voyager’s environments are changing.  They are receiving more high-energy particles streaming in from outside of our … Continue reading

07. January 2013 by Leslie
Categories: Algebra, Data and Probability, Math and Science, Number Sense | Tags: , , , , | Leave a comment

How many feet of lights do I need?

Watch the video of my Xmas tree with your math class.  We didn’t get enough lights for the tree.  How many feet of lights do you think we need in total so that the tree is properly decorated?   How do … Continue reading

13. December 2012 by oldmanmarks
Categories: Geometry, Holidays and Annual Events | Tags: , , , , , , , | Leave a comment

Enough mashed potatoes for Thanksgiving?

Using his famous mashed potato recipe, Brian has asked students to change decimals to fractions, to calculate ingredient measures for various-sized Thanksgiving gatherings, to explain their thinking in calculating these figures, and to judge how many servings could be created … Continue reading

14. November 2012 by oldmanmarks
Categories: Algebra, Holidays and Annual Events, Math and Food, Number Sense | Tags: , , , , , , , , , | 1 comment

Halloween Boorito!

One of my favorite foods is a burrito.  One of my favorite places to get a Burrito is Chipotle.  Their food is delicious and environmentally friendly.  For Halloween 2012, Chipotle ran the following promotion and charity drive (screen shot from … Continue reading

27. October 2012 by oldmanmarks
Categories: Algebra, Data and Probability, Math and Food, Math and Social Studies, Number Sense | Tags: , , , , | Leave a comment

New world record pumpkin … and pie

Ron Wallace’s 2,009 pound pumpkin = 1st pumpkin over a ton in weight Let your students marvel at the new world record winning giant pumpkin as they use proportions to calculate the quantities of pumpkin puree and the number of … Continue reading

17. October 2012 by Leslie
Categories: Data and Probability, Math and Food, Number Sense | Tags: , , , , | 1 comment

Starbucks, 2012

Time to give students some authentic math on a topic they will surely be interested in … Starbucks.  We ask and answer a few questions in this activity. About how many drinks does Starbucks sell in a year? If I … Continue reading

26. September 2012 by oldmanmarks
Categories: Math and Food, Number Sense | Tags: , , , | 2 comments

When you look at the visual what do you see?  What does it make you think?  What do you wonder? In this activity students use an infographic to compare NFL team home and away wins.  Students consider the best home … Continue reading

23. September 2012 by oldmanmarks
Categories: Data and Probability, Number Sense, Sports | Tags: , , , , | 3 comments

Cheesy Goldfish

In this activity students do a little comparison shopping as they determine which size Goldfish product is the best deal.  Students are introduced to the ratio table as a tool for determining equivalent ratios and comparing different rates.  Students graph cost per ounce relationships and answer a … Continue reading

12. September 2012 by oldmanmarks
Categories: Math and Food, Number Sense | Tags: , , , , , | Leave a comment

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