TY - JOUR
AU - Molina, Marta
AU - Ambrose, Rebecca
PY - 2008
SN - 0272-8893
UR - http://hdl.handle.net/10481/4721
AB - We describe a teaching experiment about third grade studentsÂ´ understanding of the equal sign and their initial forays into analyzing expressions. We used true/false and open number sentences in forms unfamiliar to the students to cause students to...
LA - en
PB - Research Council on Mathematics Learning
KW - Algebraic thinking
KW - Analyzing expressions
KW - Arithmetic equations
KW - Early-Algebra
KW - Equal sign
KW - Number sentences
KW - Relational thinking
TI - From an operational to a relational conception of the equal sign. Thirds gradersâ€™ developing algebraic thinking.
ER -