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: 38291DE5F1DA41309923A5BFA64A3BE1Standard set: Grade 2
Original statement
Quick facts
- Statement code
- CCSS.Math.Content.2.OA.B.2
- List ID
- 2.
- Standard ID
- 78AEABED46EE42C885E3FD0737C54377
- ASN identifier
- S2525836
- Subject
- Mathematics (2010-2014)
- Grades
- 02
- Ancestor IDs
- 38291DE5F1DA41309923A5BFA64A3BE1307A3B0AB32E4462818A25F0611BF7A2
- Exact matches
- Source document
- TN 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.