# Steepness and fall hiking

…students will be walking in the woods and mountains to enjoy the colorful leaves and the cool weather outside. Let them combine what they are doing with their families and friends with a little mathematics about percent grade change. Why are there warnings about a 6% road grade change ahead? Why does everyone talk about the vertical gain on a trail that is only 3 miles long? Enjoy using slope and the Pythagorean Theorem in a new way. CCSS: 7.EE.3, 8.G.7, 8.G.8, 8.EE.5, 8.EE.6, HSF.IF.B.6,… 0, 9

# It sure is cold out … or is it?

Students ponder the relationship between place latitudes and average January temperatures while they try to discover a correlation. Is this a linear or near linear relationship? … averaging, missing data for averaging, line of best fit, Google Earth, world locations, linear review, extrapolation … This lesson is chocked full of interesting mathematics and world awareness. cold-out.pdf For members we have Word docs, solutions and graphs. cold-out.doc cold-out-solutions.pdf CCSS: 6.SP.5,… 0, 4

# How Much is a Tweet Worth?

…eo clip from ESPN. Since the data is roughly proportional and linear, this activity could be used in a variety of ways. We could assume the relationship is roughly proportional, meaning 6th and 7th graders could work in the realm of 6.RP and 7.RP with this problem. The data is extremely linear, almost a perfect correlation, so you could use this activity as a way to introduce linear relationships or focus more on building a line of best fit. The activity: Tweeting.pdf CCSS: 6.RP.3, 7.RP.2,… 0, 7

# Activities for Super Bowl and Groundhog Day

…, 6.RP.3, 7.SP.4 Big Bucks – Students look at various sport's contracts for highly paid athletes. How much do they earn per year? per season? per game? Students judge from slope which athlete receives the largest rate of pay. 6.RP.2, 6.RP.3, 7.RP.2, 8.EE.5 Do teams that spend a lot win a lot? – Students compare team wins with team salaries in the four major North American sports … the NBA, NFL, MLB and NHL. Students use data from recent seasons to create scatter plots comparing wins and… 0, 28

# Albert Pujols … On Pace? 2013

…ons? What if his 12th season is his new reality? Then what records will he break? Albert_Pujols_on_pace.pdf For members we have a Word doc, an Excel sheet, and solutions. Albert_Pujols_on_pace.doc Pujols.xls Albert_Pujols-solutions.pdf CCSS: 7.RP.2, 8.EE.5, 8.F.4, HSA.CED.A.2, HSF.LE.A.2 You could also engage your students with creating the equations of these rates and making their judgments and observations from the graphs created. This could be a interesting way to explore the differences… 0, 4

# Cheesy Goldfish crackers

…second version of the activity (scroll down in the post) that solely focuses on and makes a connection between the ratio standards in grades six and seven. Goldfish Activity.pdf Addressed CCSS: 5.G.2, 6.RP.1, 6.RP.2, 6.RP.3, 6.NS.2, 7.RP.2, 7.RP.3, 8.EE.5 For members we have an editable Word doc and solutions and tips. Goldfish-cheesy.doc Goldfish Solutions & Teacher Tips.pdf We have a second version of the Goldfish problem that is meant to only focus on standards 6.RP.3 and 7.RP.2 . The… 0, 4

# Big Bucks

…activity, with a twist on unit rate, students find the average pay per year or "unit rate of pay" for a collection of highly paid athletes. Students think about unit rate, proportionality, slope and the relationship between multiplication and division. The activity: big-bucks2016.pdf For members we have an editable Word docx and solutions. big-bucks2016.docx big-bucks-solutions2016.pdf CCSS: 6.RP.2, 6.RP.3, 7.RP.2, 8.EE.5 Check out all current Yummymath lessons in one place at our Bird's Eye… 0, 3

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