Rounding
Videos
Videos
Round using linear model – Learn Zillion
Rounding – BrainPop
Round to nearest ten – Khan Academy
Round to nearest hundred – Khan Academy
Using a number line - Origo One
Rounding a number using a number line - MuchoMath
Rounding Video - Numberock
Virtual Manipulatives
Virtual Manipulatives
Number Line – Math Learning Center
Number Line – Didax
Vocabulary
Vocabulary
rounding
estimating
leading digit
front end estimation
reasonable