Addition / Subtraction
- Add Within 100
- Add Within 20
- Addition Facts
- Subtract Within 100
- Subtract Within 20
- Three-Digit Addition
- Three-Digit Subtraction · worksheet hub only
- Two-Digit Addition With Regrouping
- Two-Digit Subtraction With Regrouping
2nd grade math standards
2nd Grade Math Standards and Skill Map
Use this map to see which MathWe skills belong to Grade 2, which practice pages are already published, and where draft Common Core mappings still need QA before any public alignment claim.
Domain map
Grade 2 skills by domain
Counting / Cardinality
- Count Backward · worksheet hub only
- Count Forward · worksheet hub only
- Skip Counting
Fractions
- Equal Parts · worksheet hub only
- Shapes With Equal Parts · worksheet hub only
- Understand the Whole · worksheet hub only
Multiplication / Division
Place / Value
- Compare Three-Digit Numbers · worksheet hub only
- Expanded Form
- Place Value to 1,000
- Place Value to 100
- Tens and Ones · worksheet hub only
Visual / Methods
- Base Ten Blocks · worksheet hub only
- Number Line Addition · worksheet hub only
- Number Line Subtraction · worksheet hub only
Draft mappings
Internal mapping codes (no standard text copied)
These rows are draft metadata for editorial review. MathWe does not display original CCSS wording on this page.
Code Domain MathWe skills
2.NBT.B.5 Number / And / Operations / In / Base / Ten Add Within 100 · Subtract Within 100 · Two-Digit Addition With Regrouping · Two-Digit Subtraction With Regrouping 2.OA.B.2 Operations / And / Algebraic / Thinking Add Within 20 · Subtract Within 20 · Add Within 100 · Subtract Within 100 · Addition Facts