Thursday, September 26, 2013

Homework Helper

We started subtraction with regrouping today. For tonight's homework, students are required to provide proof drawings for the subtraction problems. Proof drawings in subtraction tend to be tricky. Click here for a video tutorial about using proof drawings in subtraction with regrouping. Let me know if you have any trouble accessing the video and thank you to Professor #1, the star of today's video.

No comments:

September 25-29

  ¨Reading about nature is fine, but if a person walks in the woods and  listens carefully, he can learn more than what is in  books, for th...