Mathematics·Addition & Subtraction·conceptual
Addition as combining or putting together two
Understand addition as combining or putting together two groups to find the total
Suggested ages 4–6
Evidence of understanding
- Model 'putting together' with physical objects and say the total
- Act out an 'add to' situation (e.g. 3 children arrive, then 2 more join)
- Explain that addition means finding how many altogether
Assessment prompt
If Addition as combining or putting together two has 4 toy cars and a friend brings 3 more, do they understand that adding means combining both groups — and can they tell you there are now 7 cars altogether?
Standards alignment
K.OA.1US · ccss-math
Represent Addition and Subtraction
Common Core State Standards for Mathematics · K
Maths/Y1/AS/1GB · uk-nc-2013
Read and write addition and subtraction statements
The national curriculum in England: Key stages 1 and 2 framework document · Key Stage 1