CCSS.2.NBT.B.8Grade 2 · Number and Operations in Base Ten
Mentally add 10 or 100 to a given number 100-900, and mentally subtract 10 or 100 from a given number 100-900
Skills that meet it
6 skills- Mentally Add 10 to a Number from 100 to 900Grade 2
- Mentally Add 100 to a Number from 100 to 900Grade 2
- Mentally Add 10 or 100 to a Number from 100 to 900Grade 2
- Mentally Subtract 10 from a Number from 100 to 900Grade 2
- Mentally Subtract 100 from a Number from 100 to 900Grade 2
- Mentally Subtract 10 or 100 from a Number from 100 to 900Grade 2
Standard text is quoted from the Common Core State Standards.