Simplifying Square Roots

Move the slider to select a number and dtermine if it can be simplified.

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What do you notice about numbers that can be simplified?
What is different about them than those tha can not be simplified?

Daniel Mentrard, Created with GeoGebra translated by S.H.Lapinski

Please direct questions and comments to HCPS Mathematics Specialist Henrico County Public Schools, 2009