Percent Change App Collection

The apps in this collection can be used to teach percent change using double number lines. Video tutorials and other information about the apps are linked in the Related Resources section below. Created for the Visual Access to Mathematics (VAM) professional learning program supported by the National Science Foundation under Grant No. DRL-1503057. For more information about VAM visit https://go.edc.org/vam . Any opinions, findings, and conclusions or recommendations expressed are those of the author and do not necessarily reflect the views of the National Science Foundation.