{"system":{"system_id":"uk_england_nc","public_slug":"uk-england-nc","label":"England National Curriculum: Mathematics","official_source_urls":["https://www.gov.uk/government/publications/national-curriculum-in-england-mathematics-programmes-of-study/national-curriculum-in-england-mathematics-programmes-of-study","https://www.gov.uk/national-curriculum"]},"standard":{"system_id":"uk_england_nc","system_slug":"uk-england-nc","system_label":"England National Curriculum: Mathematics","code":"England Y2 Number add sub two digit and three one digit","label":"addition, subtraction, two digit numbers; calculate, represent, explain.","public_slug":"curratom-england-nc-y2-number-addition-and-subtraction-add-subtract-combinations-of-two-digit-one","route":"/math/standards/uk-england-nc/curratom-england-nc-y2-number-addition-and-subtraction-add-subtract-combinations-of-two-digit-one","data_json_route":"/math/data/standards/uk-england-nc/curratom-england-nc-y2-number-addition-and-subtraction-add-subtract-combinations-of-two-digit-one.json","data_markdown_route":"/math/data/standards/uk-england-nc/curratom-england-nc-y2-number-addition-and-subtraction-add-subtract-combinations-of-two-digit-one.md","skill_count":1,"skills":[{"title":"Place Value Tens Ones","route":"/math/skills/nbt/place-value-tens-ones","family_name":"Base-Ten Place Value and Whole-Number Notation","standards":[]}],"crawler_summary":"England Y2 Number add sub two digit and three one digit maps to 1 math skill."}}