TY - JOUR AU - Jane Tuominen AU - Charlotta Andersson AU - Lisa Bjorklund Boistrup AU - Inger Eriksson TI - Relate before calculate: Students’ ways of experiencing relationships between quantities JO - Didactica Mathematicae PY - 2018 SP - 5 EP - 33 VL - 40 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/dm.v40i0.6431/ DO - 10.14708/dm.v40i0.6431 LA - pl ID - 10_14708_dm_v40i0_6431 ER -