Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

Planning for a substitute in the classroom has never been easier than with this daily sub plan! Your substitute can keep your students learning in your absence by using these lessons, worksheets, and activities.

Planning for a substitute teacher has never been easier than with this daily sub plan! Your substitute will appreciate the support in helping your students learn. In your absence the substitute can use these practical lessons, worksheets, and activities.

Out for the day? Use this daily sub plan to make sure your class is ready to continue learning! Your substitute can keep your students learning in your absence by using these lessons, worksheets, and activities.