{"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 KS3 Ratio, proportion and rates of change","label":"percent, ratio; solve.","public_slug":"curratom-england-nc-key-stage-3-ratio-proportion-and-rates-ratio-and-percentages-ratio-notation-divide-quantities-in-ratio-solve","route":"/math/standards/uk-england-nc/curratom-england-nc-key-stage-3-ratio-proportion-and-rates-ratio-and-percentages-ratio-notation-divide-quantities-in-ratio-solve","data_json_route":"/math/data/standards/uk-england-nc/curratom-england-nc-key-stage-3-ratio-proportion-and-rates-ratio-and-percentages-ratio-notation-divide-quantities-in-ratio-solve.json","data_markdown_route":"/math/data/standards/uk-england-nc/curratom-england-nc-key-stage-3-ratio-proportion-and-rates-ratio-and-percentages-ratio-notation-divide-quantities-in-ratio-solve.md","skill_count":4,"skills":[{"title":"Percent Applications, Increase, Decrease, and Reverse Percent","route":"/math/skills/prealg/percent-applications-change","family_name":"Ratio, Rate, Scaling, and Proportional Readiness","standards":[]},{"title":"Proportional relationships across tables, graphs, diagrams, equations","route":"/math/skills/prealg/proportional-relationships-graphs-equations","family_name":"Ratio, Rate, Scaling, and Proportional Readiness","standards":[]},{"title":"Rate Unit Rate Readiness","route":"/math/skills/prealg/rate-unit-rate-readiness","family_name":"Ratio, Rate, Scaling, and Proportional Readiness","standards":[]},{"title":"Ratio notation and equivalent ratios","route":"/math/skills/ratio/notation-equivalent-ratios","family_name":"Ratio, Rate, Scaling, and Proportional Readiness","standards":[]}],"crawler_summary":"England KS3 Ratio, proportion and rates of change maps to 4 math skills."}}