View the following video (about 20 minutes).Have pen and paper ready to do the examples. Then in class we will do more practice.
http://www.educreations.com/lesson/view/positive-and-negative-numbers/9477970/?s=4uvCQC&ref=link
Source: LTC Healthcore, Kathy Girard
PDF of video lecture on Positive and Negative Numbers
Source: LTC Healthcore
In this video, I show you how easy it can be to add different arrangements of positive and negative numbers (integers).
Source: YouTube Education
In this video, I show you how to turn a subtraction problem into an addition problem to make subtracting positive and negative integers easier.
Source: YouTube Education
one for the pre-algebra and algebra crowd- how to subtract negative integers! (lyrics below)
See more of Mr. R.'s science and math resources at:
http://mathstory.com
Source: YouTube Education
number line dance
The Rappin' Mathematician raps about positive and negative numbers. 2008 Innovative Video in Education (iVIE) Winner!
For more info, visit: http://www.mathraps.com/
Source: YouTube Education