# England KS3 Ratio, proportion and rates of change

ratio; apply.

System: England National Curriculum: Mathematics
Route: /math/standards/uk-england-nc/curratom-england-nc-key-stage-3-ratio-proportion-and-rates-rates-compound-units-such-as-speed-density-pressure
Skills: 3

## Skills and Examples

- [Proportional relationships across tables, graphs, diagrams, equations](/math/skills/prealg/proportional-relationships-graphs-equations) — Ratio, Rate, Scaling, and Proportional Readiness
- [Compound units: speed, density, pressure](/math/skills/prealg/rate-speed-compound-units) — Ratio, Rate, Scaling, and Proportional Readiness
- [Ratio notation and equivalent ratios](/math/skills/ratio/notation-equivalent-ratios) — Ratio, Rate, Scaling, and Proportional Readiness