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: 4F0A5A4037944454A502F76D8BA383B2Standard set: Grade 2
Original statement
Quick facts
- Statement code
- CCSS.Math.Content.2.OA.B.2
- List ID
- 2.
- Standard ID
- D88B00B797C7485E97DCE0B00A934CBC
- ASN identifier
- S2554062
- Subject
- Mathematics (2010-)
- Grades
- 02
- Ancestor IDs
- 4F0A5A4037944454A502F76D8BA383B2CE7EF822C62549649384AE9914DDB378
- Exact matches
- Source document
- New Mexico 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.