1.OA.B.4
Understand subtraction as finding an unknown addend
Read the official standard at corestandards.org
Work toward it with Peabody
- Subtract by adding onSkill page with practice
- Subtract by adding on: 1st grade math lesson plan, question set and printable sheetLesson plan and question set
Previous: 1.OA.B.3
Next: 1.OA.C.5
© 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.