Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
Standard detail
CCSS.Math.Content.2.OA.B.2
Standard
Depth 2Parent ID: 21FF72D85AF248E28B8AD028ABF94DDEStandard set: Grade 2
Original statement
Quick facts
- Statement code
- CCSS.Math.Content.2.OA.B.2
- List ID
- 2.
- Standard ID
- 800715566B824BB3A5A8C464E961C2B4
- ASN identifier
- S1143454
- Subject
- Common Core Mathematics
- Grades
- 02
- Ancestor IDs
- 21FF72D85AF248E28B8AD028ABF94DDED03A32E0DFE401311CE368A86D17958E
- Source document
- Common Core State Standards for Mathematics (2010)
- License
- CC BY 3.0 US
- Dataset notes
See standard 1.OA.6 for a list of mental strategies.