Adding in Any Order. Unit of Study: Addition and Subtractions Concepts Global Concept Guide: 4 of 5. Content Development.
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Unit of Study: Addition and Subtractions Concepts
Global Concept Guide: 4 of 5
The 3 (boys) and 2 (girls) represent the same parts in the first model.
The 3 (boys) and 2 (girls) represent different parts in the second model and reverse their meaning.
Turn Around Trains– Build snap cube trains as a
Hands-on alternative on this day.Day 1
3+2 is the same as 2+3. Both sides have a value of 5.
Essential Question: How can the Commutative Property help me solve a problem?