1.OA.A.1
Solve addition and subtraction word problems within 20, unknowns in any position
Read the official standard at corestandards.org
Work toward it with Peabody
- Story problems to 20Skill page with practice
- Story problems to 20: 1st grade math lesson plan, question set and printable sheetLesson plan and question set
Next: 1.OA.A.2
© 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.