Math Group 4 (Lesson 2.2): Addition Board Essential Combinations, Commutative Law, Control Chart 2

Time Codes
0:00 Intro
0:38 First Equation
3:50 Commutative Law
5:30 Control Chart 2
7:35 Like and Share

Montessori Print Shop Affiliate Links for Addition Board materials:

Addition Board, Finger Charts, Booklet Combo $5: https://www.montessoriprintshopusa.com/products/addition-strip-board-charts-instructions?ref=base10montessori

Addition Equation Slips $2: https://www.montessoriprintshopusa.com/products/addition-equation-slips?ref=base10montessori

Booklet Tables (All Operations) $3: https://www.montessoriprintshopusa.com/products/math-booklets-sequential-order?ref=base10montessori

Amazon Links:
Here are the Math Group 4 materials available on Amazon through my Affiliate Links, but please note I have not used these specific products and cannot verify their quality. These are simply my suggestions based on searching for what I think would work best from Amazon:

Addition and Subtraction Boards: (Khgios White Version) https://amzn.to/4kFr7gk

Locals Link to Math Group 4 Study Guide: https://basetenmontessori.locals.com/post/7096104/math-group-4-study-guide-for-locals-supporters

Locals Link to Math Sequence Chart for All Primary Montessori Lessons: https://basetenmontessori.locals.com/post/5600404/post-from-yt-community-page

Math Group 4 Playlist:
https://youtube.com/playlist?list=PLHhQbUZUu60kNVUPNRS8GqN9rSCuzBXjZ&si=1yZkf0TzSDGXelY5