Students use a graphing calculator to find the Greatest Common Factor of two or more numbers.
This Technology Lab accompanies Lesson 4-3 from the ©2007 Holt, Rinehart and Winston Mathematics Course 1 textbook.
Before the Activity
Review the lesson PDF files.
Make copies of the lesson PDF files for your class.
During the Activity
Students use the gcd(command on the TI-83 Plus or TI-84 Plus graphing calculator to find the greatest common factor of two or more numbers.
After the Activity
Review student results:
As a class, discuss questions that appeared to be more challenging
Re-teach concepts as necessary