{"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.4.NBT.A.3","label":"rounding, place value, multi digit numbers; calculate, explain.","public_slug":"curratom-us-ccss-4-nbt-a-3","route":"/math/standards/us-ccss/curratom-us-ccss-4-nbt-a-3","data_json_route":"/math/data/standards/us-ccss/curratom-us-ccss-4-nbt-a-3.json","data_markdown_route":"/math/data/standards/us-ccss/curratom-us-ccss-4-nbt-a-3.md","skill_count":1,"skills":[{"title":"Round Multi Place","route":"/math/skills/nbt/round-multi-place","family_name":"Base-Ten Place Value and Whole-Number Notation","standards":[]}],"crawler_summary":"CCSS.4.NBT.A.3 maps to 1 math skill."}}