Tuesday, October 9, 2012

7th Grade Update

Hello 7th Grade Families,
I created this blog to help all of the families have a better idea of what we are working on in Math class.  I will also use these blog to post pictures from class.

For the first couple of weeks, we have covered a unit on forest fires in math class.  For this unit, we reviewed probability, created scatter plots, derived the formula for the area of trapezoids and parallelograms, used scale to estimate areas, calculated heights of objects using a percent too (pictures to the right) , and calculated percentage increase and decrease.  I like to start the year off with this project because students will be working with fire in science class and it is an excellent review of material we covered last year.

For the last week, we have been working on a unit in elections.  We looked at several different ways to run elections which led us into a unit on factorials, permutations and combinations.  We are also looking at the numbers behind the electoral college and why certain states receive more representatives then others.

This unit will lead us directly into linear equations.  Linear equations are a major part of the 7th grade curriculum and we will be moving in and out of it for a huge chunk of the rest of the year.  Within linear equations we will be working with collecting data, the Cartesian plane, manipulating and solving algebraic equations, number theory, and predicting the future.  Within this major unit, we will have lots of mini lessons depending on when I determine the students need them.

I will post updates when we switch between projects or simply to update families if it has been some time since my last post.

If you have questions, feel free to e-mail me.

Josh Herring

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