Add & Subtract Positive & Negative Numbers
January 12th, 2009
This lesson teaches a method for adding and subtracting positive and negative numbers. (Other than the number-line method)
Transcript: coming soon!
Archive
Archive for January, 2009
Transcript: coming soon!
Video problems
January 9th, 2009
There seems to be a problem with the video hosting service I use for the tutoring videos. I am switch everything over to YouTube and hope to have all of the videos back up and running on the site by the end of the day.
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update: I finished moving all the videos over to YouTube. All the videos should be working now.