{"id":"SKSxUSmz","uri":"https://rocdata.global/USA/standardnodes/SKSxUSmz","jurisdiction":"https://rocdata.global/USA","document":"https://rocdata.global/USA/documents/DayhBeyn","parent":"https://rocdata.global/USA/standardnodes/SGes3Aic","kind":null,"subjects":[],"education_levels":[],"concept_terms":[],"children":[],"sort_order":2.0,"notation":"CCSS.Math.Content.HSA-APR.D.7","list_id":"","title":"","description":"(+) Understand that rational expressions form a system analogous to the rational numbers, closed under addition, subtraction, multiplication, and division by a nonzero rational expression; add, subtract, multiply, and divide rational expressions.","language":null,"concept_keywords":null,"path":null,"canonical_uri":null,"source_uri":null,"source_id":"534","notes":"","date_created":"2020-12-17T17:26:58.161734Z","date_modified":"2020-12-17T17:26:58.161765Z","extra_fields":{},"level":4}