Standard #: MA.1.A.1.3 (Archived Standard)


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Create and use increasingly sophisticated strategies, and use properties such as Commutative, Associative and Additive Identity, to add whole numbers.


Remarks


Example: 2 + 3 = 5 and 3 + 2 = 5 (Commutative Property)

Example: 2 + (3 + 1) = 6 and (2 + 3 ) + 1 = 6 (Associative Property)

Example: 7 + 8 = 7 + 7 + 1 (doubles + 1)

Example: 9 + 4 = 10 + 3 (Using ten as a friendly number to add and subtract)



General Information

Subject Area: X-Mathematics (former standards - 2008)
Grade: 1
Body of Knowledge: Algebra
Big Idea: BIG IDEA 1 - Develop understandings of addition and subtraction strategies for basic addition facts and related subtraction facts.
Date Adopted or Revised: 09/07
Content Complexity Rating: Level 2: Basic Application of Skills & Concepts - More Information
Date of Last Rating: 06/07
Status: State Board Approved - Archived
Printed On:4/30/2024 9:33:56 AM
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