Teacher perceptions of division by zero.(Report) From: The Clearing House | Date: January 1, 2008| Author: Quinn, Robert J.; Lamberg, Teruni D.; Perrin, John R. | COPYRIGHT 2008 Heldref Publications. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group.Copyright information

Abstract: Dividing by zero can be confusing for students at all levels. If teachers are to provide clear and understandable explanations of this topic, they must possess a strong conceptual understanding of it themselves. In this article, the authors present qualitative data on fourth-through eighth-grade teachers' perceptions of division by zero. They discuss three categories: teachers who did not know that division by zero is undefined; teachers who knew that division by zero is ...