Addition of Real Numbers Classroom Demonstrator

Click on the blue and red points and drag them to change the figure. How does a+b change as you change the figure? Is a+b ever less than a or b?

Manipulative 1 - Addition of Real Numbers Classroom Demonstrator Created with GeoGebra.

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Cite this article as:

McAdams, David E. Addition of Real Numbers Classroom Demonstrator. 1/7/2019. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/a/additionreal_cd.html.

Image Credits

• All images and manipulatives are by David McAdams unless otherwise stated. All images by David McAdams are Copyright © Life is a Story Problem LLC and are licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.

Revision History

6/12/2018: Removed broken links, changed Geogebra links to work with Geogebra 5, updated license, implemented new markup. (McAdams, David E.)
5/5/2011: Initial version. (McAdams, David E.)