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Showing posts with the label graphing inequalities

Practice Structures: Error Analysis Revisited

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Last summer I wrote about using error analysis as one of my favorite ways to practice math skills.  Since then I've found a few more resources and created a few more that I'd like to share.  In general, error analysis activities involve purposefully making common mistakes, then having students try to find them.  Here is a link to the original post if you'd like to see it.  In that post I shared an example for the segment addition postulate and midpoint as well as a second example for multiplying polynomials . Here are some other examples that I found.  I did not create these. Grade 2: Adding and Subtracting up to 3 digits. Grade 8: Solve Linear Equations. Algebra 1: Graphing Linear Inequalities in two Variables