Over 50 Addition and Subtraction worksheets aligned to the 1st grade OA Common Core Standards. NO PREP! Just print and go! Perfect for independent work during centers, use during mini lessons, fact fluency practice, assessments, or to send home for extra practice.
~P.3-8 Add with Number Line
~P.9-14 Count on to Add
~P.15-20 Subtract with Number Line
~P.21-25 Count Back to Subtract
~P.26-37 Addition Fluency
~P.38-49 Subtraction Fluency
~P.50-51 True or False Equations
~P.52-55 Find Unknown Number
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1st Grade OA Standards Common Core Worksheets ~BUNDLE!!!~ Addition&Subtraction