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: 67DE4FE63D234CF1956438E4B189E009Standard set: Grade 2
Original statement
Quick facts
- Statement code
- CCSS.Math.Content.2.OA.B.2
- Standard ID
- B3978E993528499BB52070782C48639E
- ASN identifier
- S21341349
- Subject
- Common Core State Standards for Mathematics (2010)
- Grades
- 02
- Ancestor IDs
- 67DE4FE63D234CF1956438E4B189E0097153EE29FF55488D8A7CB1BBFB13F481
- Source document
- Common Core State Standards for Mathematics (2010)