Ratio and Proportion

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Will one roll be enough?

Number Sense Geometry Holidays and Annual Events Ratio and Proportion
Students can use the man or the basket as a reference as they try to approximate the size of these gifts and how much wrapping paper will actually be needed. Approximation, surface are...

Holiday shipping

Algebra Holidays and Annual Events Ratio and Proportion Data and probability
Now that the shopping season has begun, it's time to get the packages to your homes.  Two big companies take care of a lot of that shipping.  How do they manage that? The mechanis...

2 New Macy's Parade balloons

Algebra Number Sense Geometry Holidays and Annual Events Current events Ratio and Proportion
As the Macy's Parade returns to public viewing, here are two balloons that Macy's artists have added. Can you figure out their dimensions? Macy's give their dimensions in bicycle lengths, taxi w...

Shopping season already!

Number Sense Math and Social Studies Holidays and Annual Events Ratio and Proportion Data and probability
We used to see holiday sales right after Thanksgiving but, surprisingly, holiday shopping has already begun. Sales are advertised everywhere.  Students will be able to add some understanding an...

Just ONE hot dog

Algebra Number Sense Math and Science Math and Food Sports Ratio and Proportion Data and probability
A newly released nutritional and environmentally sustainable study shows that eating just one hot dog can take 36 minutes off your total healthy lifespan. How many would you have to eat to lo...

Let's learn to gerrymander

Geometry Math and Social Studies Current events Ratio and Proportion
In this activity student first try to redistrict our pretend state in order to preserve the overall state's balance in its new districting plan.  Then, students redistrict our pretend state in a ...

How many athletes brought home no medal?

Number Sense Sports Current events Ratio and Proportion Data and probability
There must be a lot of Olympians who haven't brought home medals.  Probably most of the athletes that went to Tokyo didn't win a Gold, Silver, or Bronze medal.  We cou...

Need to rent some chaise lounges

Algebra Ratio and Proportion
Brian is in Crete and he took a picture of this sign. What do you suppose he's going to ask next? Yep.  "How much will 6 lounges and 2 umbrellas cost?"  And more ... Systems begin. ...

How much is a trillion dollars?

Algebra Number Sense Math and Social Studies Ratio and Proportion
U.S. Congress is now debating how much money to approve on spending for infrastructure.  The numbers are between 1 and 3 trillion dollars. I can't even fathom that amount of money.  Is the...

What is Juneteenth?

Number Sense Math and Social Studies Current events Ratio and Proportion
   You can appreciate why this is such a great celebration when you look at the stages and some of the events and dates of America moving towards freedom from slavery. In this activ...
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