Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count.
Standard detail
1.NBT.C.5
Depth 2Parent ID: CCC6341782AD46AF878BB32CA046820EStandard set: Grade 1
Original statement
Quick facts
- Statement code
- 1.NBT.C.5
- Standard ID
- 17EAA9EDC9E3430F86CCB7291FF884E9
- Subject
- Math
- Grades
- 01
- Ancestor IDs
- CCC6341782AD46AF878BB32CA046820E070854FF1B22417EAAEBCCA6425EA3E2
- Source document
- Core Content Connectors
- License
- CC BY 4.0 US