{"id":"S9s7jyeE","uri":"https://rocdata.global/USA/standardnodes/S9s7jyeE","jurisdiction":"https://rocdata.global/USA","document":"https://rocdata.global/USA/documents/DayhBeyn","parent":"https://rocdata.global/USA/standardnodes/SD6bfmuK","kind":null,"subjects":[],"education_levels":[],"concept_terms":[],"children":[],"sort_order":3.0,"notation":"CCSS.Math.Content.4.NF.B.3c","list_id":"","title":"","description":"Add and subtract mixed numbers with like denominators, e.g., by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction.","language":null,"concept_keywords":null,"path":null,"canonical_uri":null,"source_uri":null,"source_id":"224","notes":"","date_created":"2020-12-17T17:26:56.129774Z","date_modified":"2020-12-17T17:26:56.129806Z","extra_fields":{},"level":5}