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K.OA.3 Common Core Worksheets and Activities

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Kindergarten Operations and Algebraic Thinking  Standards

Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.

  • K.OA.3. Decompose numbers less than or equal to 10 into pairs in more than one way, e.g., by using objects or drawings, and record each decomposition by a drawing or equation (e.g., 5 = 2 + 3 and 5 = 4 + 1).

Worksheets, Activities and Posters for this standard, along with all other Math and ELA Common Core Standards for Kindergarten, are included in the Kindergarten Common Core Workbook.