Fluently add and subtract within 20 using mental strategies. By the end of Grade 2, know from memory all sums of two one-digit numbers and use fact families to 20. Content Complexity: Level 1: Recall
Standard detail
OA.2.2
Depth 2Parent ID: 674C2B09C538483182F921B14F9A6D1EStandard set: 2nd Grade
Original statement
Quick facts
- Statement code
- OA.2.2
- Standard ID
- 645BA87B051048DA831702E2DF787CA4
- Subject
- Math
- Grades
- 02
- Ancestor IDs
- 674C2B09C538483182F921B14F9A6D1E3E6D566150E34459BB9FFA344DCAE1BA
- Source document
- Diocese of St. Petersburg Math Standards
- License
- CC BY 4.0 US