{"id":"Smu7b8Wu","uri":"https://rocdata.global/USA/standardnodes/Smu7b8Wu","jurisdiction":"https://rocdata.global/USA","document":"https://rocdata.global/USA/documents/DayhBeyn","parent":"https://rocdata.global/USA/standardnodes/SSgjJcAg","kind":null,"subjects":[],"education_levels":[],"concept_terms":[],"children":[],"sort_order":2.0,"notation":"CCSS.Math.Content.8.NS.A.2","list_id":"","title":"","description":"Use rational approximations of irrational numbers to compare the size of irrational numbers, locate them approximately on a number line diagram, and estimate the value of expressions (e.g., π²).","language":null,"concept_keywords":null,"path":null,"canonical_uri":null,"source_uri":null,"source_id":"432","notes":"","date_created":"2020-12-17T17:26:57.472934Z","date_modified":"2020-12-17T17:26:57.472961Z","extra_fields":{},"level":4}