The Associative Property

Watch this video as many times as you need.  Complete all questions throughout the video.  Don't forget to WSQ in your notebooks.  Thank you PBSKids.org for the Peg + Cat musical interludes.

W = Work out any problems you are given in the video in your notes.

S = Summarize the video.  This can be done using bullets.  List at least 3 things you learned from this video or important things to remember about this lesson.

Q = Question you have or a question someone else might have about the information in the video.

Summary:
1. What is the Associative Property?
2. What patterns do you notice in the "Ways to Make 10" slide? (You will be told to pause and write the answer to this question as you watch this video.)
3. How does the Associative Property help you do mental math?

The Commutative Property

Watch this video as many times as you need.  Complete all questions throughout the video.  Don't forget to WSQ in your notebooks.  Thank you PBSKids.org for the Peg + Cat musical interlude.

W = Work out any problems you are given in the video in your notes.

S = Summarize the video.  This can be done using bullets.  List at least 3 things you learned from this video or important things to remember about this lesson.

Q = Question you have or a question someone else might have about the information in the video.

Summary:
1. What is the Commutative Property?
2. What do you notice about the products of a number and a multiple of 10?  (You will be asked to pause the video and answer this question.)
3. How does the Commutative Property help you evaluate problems mentally?