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Ratio and Proportion

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We found 212 post available for you

Which gasoline is the cheapest?
Algebra Number Sense Ratio and Proportion
When Brian traveled to Crete last summer with his wife and son on an Archaeological dig, buying gasoline for his small rental car got him wondering again. He was pretty g...

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 ...

K-Pop and BTS, how much can they earn from Youtube and Spotify?
Number Sense Math and Social Studies Math and Art Current events Ratio and Proportion
Bring a little K-pop music to your class with this activity. Jason Kibbe, a terrific middle school math teacher in Chambersburg, PA, sent us an activity that he created for one of his stude...

How steep is this treadmill?
Algebra Number Sense Geometry Ratio and Proportion
  Photo from the Onion, America's Finest New Source. Women on Gym Treadmill Cranks Incline up to 90 Degrees  This is a very short activity designed to give students a more visual underst...

It's Girl Scout cookie time again!
Algebra Number Sense Math and Social Studies Math and Food Ratio and Proportion
  Let your students talk about their favorite Girl Scout cookies as they figure out what the local GS chapter really earns from these sales.  Use this old graphic (where a box...

Wanna work for Uber?
Number Sense Math and Social Studies Ratio and Proportion
  I received two ads for working for Uber. What do you notice and wonder?  Why are the ads different?  Is it the same rate?  If not which is the best deal?  Why?  ...

Star Wars ... the story continues
Number Sense Ratio and Proportion Data and probability
The Rise of Skywalker will open on December 20, 2019.  How much did it cost to make?  How much will it gross? Is the Star Wars phenomena a guarantee for success?  How would you c...

The Forever Roll
Algebra Number Sense Geometry Ratio and Proportion Funny
  That's a big roll of toilet paper!  Why would anyone need such a big roll of toilet paper?  How does it compare to Charmin's other toilet paper products? If this roll lasts for...

Eliud Kipchoge runs marathon in 1:59:40.2
Algebra Sports Ratio and Proportion Data and probability
  Eliud Kipchoge breaks 2 hour marathon barrier.   On October 12th 2019, Eliud Kipchoge ran a marathon in Vienna in under 2 hours. He has now broken a barrier of what humans are c...

Does it pay to get educated?
Number Sense Math and Social Studies Ratio and Proportion Data and probability
 Why should students do well in school, graduate high school, or go on to college?  In this activity median earnings by various education levels are explored.  Students compare t...
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