CCSS.Math.Content.2.OA.B.2

• id

  SJPjUf2h

• uri

  https://rocdata.global/USA/standardnodes/SJPjUf2h

• jurisdiction

  https://rocdata.global/USA

• document

  https://rocdata.global/USA/documents/DayhBeyn

• parent

  https://rocdata.global/USA/standardnodes/SJsGacTk

• sort_order

  1.0

• notation

  CCSS.Math.Content.2.OA.B.2

• description

  Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.

• source_id

  87

• date_created

  2020-12-17T17:26:55.280722Z

• date_modified

  2020-12-17T17:26:55.280751Z

• level

  4