Ratio and Proportion

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Where should I drop my puck

Algebra Number Sense Geometry Ratio and Proportion 3-act tasks Data and probability
  Act 1 - Give students time to view the game board above or give them our one-page activity. The above picture is larger when you click on it. Ask students for their gut reaction about which sl...

The odds of horse race betting

Algebra Number Sense Sports Current events Ratio and Proportion Data and probability
Rich Strike surprised everyone at the Kentucky Derby horse race in early May by moving from 18th place at the half-way mark (out of 20 horses) to winning the race. Churchill Downs, the track in...

What is my best gasoline option?

Algebra Number Sense Current events Ratio and Proportion
Jason Kibbe, 6-8 Gifted Support Teacher in Chambersburg, PA, sent us this timely investigation.   Should I pay the membership fee and get BJ's gasoline?  Should I just buy the ch...

Which sale would you rather use?

Algebra Number Sense Ratio and Proportion
In this short activity, students decide if these two sales are the same. If not, which is better? How would you explain this to someone?

Death Valley, CA - How hot was it?

Algebra Number Sense Math and Science Ratio and Proportion Data and probability
  This picture may have been Photoshopped and not be a true representation.  We blacked out the Fahrenheit reading of this temperature sign at the Death Valley Visitor ...

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 water should you be drinking?

Algebra Math and Science Math and Food Ratio and Proportion
As we are outdoors more and temperatures are rising, it might be a good time to look at hydration. A healthy requirement for fluids can't really be the same for everyone.  Surely the amount ...

Really stuffed!

Algebra Number Sense Math and Food Ratio and Proportion Data and probability
Wow, these cookies look really stuffed! How much more "stuffed" are they compared to Triple Double Oreos, Double Stuf Oreos or even Original Oreos. Does this look yummy to you or gr...

How many delegates does each state get to send to the Democratic Convention?

Number Sense Math and Social Studies Current events Ratio and Proportion Data and probability
  Texas gets to send a lot more delegates to the July National Democratic Convention than New Hampshire does.  How do they figure out what each state's fair number of delegates ...

When will he use up his chocolate milk account?

Algebra Number Sense Math and Food Ratio and Proportion
  Brian's son buys chocolate milk every few days to go with his lunch. His school creates an invoice that they send to parents every month that show the status of his milk account. Brian p...
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