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tags: relationships

Tags: diagonal, Current value pricing, 8.EE.B, gasoline conversion, lottery,
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tags: relationships
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How much should the 40-oz size cost?
Algebra Number Sense Math and Food Data and probability
We found this chalkboard menu at a coffee shop recently. The shop had prices for the 12-oz (small), 16-oz (medium) and 20-ounce (large) cappuccinos.  And they will also make you 40-...
7th 8th HS HSF 8.EE.B linear relationships 8.F.B linear graphing 7RP coffee

Bowling Deals
Algebra Number Sense Sports Ratio and Proportion Data and probability
Is there a general way to figure how much its going to cost you (and your friends) to go bowling? Should you pay per game?  Or bowl per hour?  Don't forget that you'll need to rent sho...
linear 8.F.4 HSF-LE.A.2 8.F.3 HSF-LE.B.5 linear relationships bowling cost graphing linear relationships bowling slope

How Much is a Tweet Worth?
Algebra Number Sense Math and Social Studies Sports Ratio and Proportion Data and probability
These days it seems everyone is on social media. Are you? Famous athletes and entertainers are on social media and they can make a lot of money.  In this activity students study how ...
line of best fit Unit rate 6.RP.3 7.RP.2 8.SP.2 8.SP.3 HSS-ID.B.6 8.EE.5 8.F.4 HSF-LE.A.2 MP.4 6th 7th 8th HS HSS.ID.C.7 HSS-ID.C.8 graphing linear relationships

Free Flights?
Algebra Number Sense
This can't be right!  If my flight cost $200 and I stayed for 10 days it would be free.  Right?  You can kick off this activity by asking students to think about where in the...
data analysis 7.EE.4 HSA-CED.A.2 MP3 MP8 MP.4 7th 8th HS recognizing patterns HSA.CED.A.1 relationships equations costs

The growth of Godzilla
Algebra Number Sense Geometry Data and probability
Image from Kris Holt: http://www.policymic.com/articles/76357/the-scary-way-godzilla-has-evolved-through-the-years-in-one-chart The new Godzilla movie is out at theaters.  ...
similar figures Scatter Plot movies 7.G.1 5.G.1 HSS-ID.B.6 8.SP.1 Growth 7th 8th HS 5th similarity Unit rate linear equations linear relationships

Cost of light bulbs - updated!
Algebra Number Sense Math and Science Math and Social Studies Ratio and Proportion Data and probability
There's a lot of misinformation out there about the cost to consumers of CFL and LED bulbs and the savings in energy and money that could be realized. Let your students "do the math" and realiz...
Unit rate estimation environment 6.EE.9 6.RP.3 rates 5.NBT.7 6.EE.1 6.NS.3 8.EE.8 Earth day 6th 7th 8th HS 5th 5.NBT.3 HSF.IF.C.7.B HSA.REI.C.6 climate change slope linear relationships
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