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Number Sense

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We found 260 post available for you

Ranked Choice Voting in NYC
Algebra Number Sense Math and Social Studies Current events Ratio and Proportion Data and probability
New York City is still tallying its election results for a new Mayor.  This year they tried Ranked Choice Voting.  What does that mean? How does that work?  What are the ramificat...

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...

Payday loans - What are they?
Algebra Number Sense Math and Social Studies Ratio and Proportion
When you need a loan, and you're desperate for help, is a Payday loan a good idea?  What is a PayDay loan?  How is it different from a bank loan or a credit card loan? Students learn ...

Monopoly
Algebra Number Sense Ratio and Proportion Data and probability
In the board game, Monopoly, does a property’s distance from GO correlate to its rent when you land on it? Using Brian’s spread sheet (list of properties, distance from GO, rent and rent with...

AQI - Air Quality Index
Number Sense Math and Science Math and Social Studies Current events Data and probability
The AQI is a measurement of how much particulate matter, dangerous ozone, carbon monoxide, nitrogen dioxide and sulfur dioxide there is in the world's atmosphere at any one time and place. This W...

Peeps
Number Sense Math and Food Holidays and Annual Events Data and probability
How many Peeps are sold at Easter time each year? Students estimate the number of Peeps sold each Easter season.  They consider reasonability by making guesses they think might b...

Dunkin's Go2s
Algebra Number Sense Math and Food
Last year, Dunkin Donuts offered a great deal for getting two breakfast sandwiches at a pretty low cost.   Check out their poster for the sandwich costs and pictures. Can you figure ou...

John Urschel, retired Baltimore Raven and Black mathematician
Number Sense Math and Social Studies Sports Current events Ratio and Proportion
John Urschel is a young man with several seemingly disparate characteristics and talents.  He is an athlete and a mathematician and he is a black man and a mathematician.  He loves what he...

At least the days are getting longer
Algebra Number Sense Math and Science Holidays and Annual Events Current events Ratio and Proportion Data and probability
What's your guess?  How fast are the number of daylight hours changing each day?  Are the changes dramatic or subtle? Students make guesses; compute how l...
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