# Structuring versus counting: critical ways of using fingers in subtraction

> Research article (ZDM, 2018) · cited 39× · AI/ML

**Wikidata**: [openalex:W2808800809](https://www.wikidata.org/wiki/openalex:W2808800809)  
**Source**: https://4ort.xyz/entity/structuring-versus-counting-critical-ways-of-using-fingers-in-subtraction