Explain why addition and subtraction strategies work, using place value and the properties of operations. Content Complexity: Level 3: Strategics Thinking and Complex Reasoning
Standard detail
NBT.2.9
Depth 2Parent ID: C6C012C347B44D3C8FAABA93F79C2376Standard set: 2nd Grade
Original statement
Quick facts
- Statement code
- NBT.2.9
- Standard ID
- 6AEFCB8E2015441397FC8010B7369A2A
- Subject
- Math
- Grades
- 02
- Ancestor IDs
- C6C012C347B44D3C8FAABA93F79C2376E43B925A3EFE445B8FF8AF0B4F4CD7E5
- Source document
- Diocese of St. Petersburg Math Standards
- License
- CC BY 4.0 US