# England Y3 Addition and subtraction

ratio, addition, subtraction, operations; solve, estimate.

System: England National Curriculum: Mathematics
Route: /math/standards/uk-england-nc/curratom-england-nc-y3-addition-and-subtraction-problems-solve-addition-subtraction-problems-estimate-answers-inverse
Skills: 2

## Skills and Examples

- [Add Sub Word Problems One Step](/math/skills/oa/add-sub-word-problems-one-step) — Operations Models, Bar Models, and Word Problems
- [Ratio notation and equivalent ratios](/math/skills/ratio/notation-equivalent-ratios) — Ratio, Rate, Scaling, and Proportional Readiness