Rachel
About
Khan Academy on a Stick
Regrouping numbers intro various place values
Understanding whole number representations
Regrouping numbers intro various place values
Comparing whole number place values
Largest possible number from 4 digits example
Your browser does not support video. Please get the latest version of Google Chrome, Firefox, IE, or Safari. Alternately, you can try the link below if you have VLC or another media player installed.
If the above player doesn't work, you can
try this direct link
.