{"system":{"system_id":"us_ccss","public_slug":"us-ccss","label":"US Common Core Math","official_source_urls":["https://thecorestandards.org/Math/","https://thecorestandards.org/standards-in-your-state/"]},"standard":{"system_id":"us_ccss","system_slug":"us-ccss","system_label":"US Common Core Math","code":"CCSS.6.EE.A.3","label":"equivalent expressions, operation properties; calculate, generate, explain.","public_slug":"curratom-us-ccss-6-ee-a-3","route":"/math/standards/us-ccss/curratom-us-ccss-6-ee-a-3","data_json_route":"/math/data/standards/us-ccss/curratom-us-ccss-6-ee-a-3.json","data_markdown_route":"/math/data/standards/us-ccss/curratom-us-ccss-6-ee-a-3.md","skill_count":2,"skills":[{"title":"Operations Properties Apply","route":"/math/skills/oa/operations-properties-apply","family_name":"Equations, Variables, Expressions, and Inequalities","standards":[]},{"title":"Algebraic expression manipulation: simplify, expand, factorise","route":"/math/skills/prealg/expression-manipulation-expand-factorise","family_name":"Equations, Variables, Expressions, and Inequalities","standards":[]}],"crawler_summary":"CCSS.6.EE.A.3 maps to 2 math skills."}}