Park City Mathematics Institute
Secondary School Teacher Program
Summer 2009
Day 12: Reflecting on Practice
TI-Nspire™ Playing

Participants share discoveries as they work with three activities on the TI-Nspire handheld.

Activity 1: The_Elimination_Method.tns
Activity 2: What_is_a_Solution.tns
Activity 3: Balanced_System.tns

These three files (along with three others) can be downloaded in a zipped file from Once on that page, in the INDIVIDUAL EDUCATORS section look for the table labeled lesson (.zip file) and then select the Systems of Linear Equations link.

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IAS/Park City Mathematics Institute is an outreach program of the Institute for Advanced Study, 1 Einstein Drive, Princeton, NJ 08540.
Send questions or comments to: Suzanne Alejandre and Jim King

With program support provided by Math for America

This material is based upon work supported by the National Science Foundation under Grant No. 0314808 and Grant No. ESI-0554309. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.