1.OA.C.6
Add and subtract within 20 using mental strategies
Read the official standard at corestandards.org
Work toward it with Peabody
- Doubles and make-a-ten tricksSkill page with practice
- Quick facts to 10Skill page with practice
- Doubles and make-a-ten tricks: 1st grade math lesson plan, question set and printable sheetLesson plan and question set
- Quick facts to 10: 1st grade math lesson plan, question set and printable sheetLesson plan and question set
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Next: 1.OA.D.7
© Copyright 2010. National Governors Association Center for Best Practices and Council of Chief State School Officers. All rights reserved. Standards are listed here by code with our own summaries; the official text is at corestandards.org.