Positive and Negative Numbers
Subject Area: Mathematics/Numeracy
Program Level: Adult Basic Education, GED Test Preparation
Material Type: Video
Language: English
License: (CC BY-NC-ND 4.0) For license summary click here 
Abstract: A short, free, authentic professional development video for teachers in which ABE/Pre-GED preparation students learn about and practice problems with negative numbers using a room-floor number line. The video, Positive and Negative Numbers, will be found at this web address http://www.mlots.org/?page_id=133.