Mentally find 10 more or 10 less than a given two-digit number without having to count by ones and explain the reasoning used.
Standard detail
1.NBT.C.6
Content Standard
Depth 3Parent ID: AD6197328865411F8C9EE0373393CE6DStandard set: Grade 1
Original statement
Quick facts
- Statement code
- 1.NBT.C.6
- Standard ID
- B080054A0C1F489E809EA461C7976263
- ASN identifier
- S21321999
- Subject
- Mathematics (2023-)
- Grades
- 01
- Ancestor IDs
- AD6197328865411F8C9EE0373393CE6DE359988754264C0D8D0378029290B607B5CA77EB7741498A9931B91A8DE2F41D
- Source document
- Tennessee Academic Standards: Mathematics K-4th Year (2023)