TY - GEN AU - López Martín, María Del Mar AU - Aguayo Arriagada, Carmen Gloria AU - García López, María Del Mar PY - 2022 SN - 2227-7390 UR - http://hdl.handle.net/10835/13226 AB - The preservice primary school mathematics teacher needs training that focuses on school mathematics and its didactics. Research has shown the importance of developing mathematical content knowledge as well as adequate didactic knowledge. Teacher... LA - en PB - MDPI KW - primary education KW - mathematical knowledge KW - fraction word problem KW - fractions as operator KW - teacher training TI - Preservice Elementary Teachers’ Mathematical Knowledge on Fractions as Operator in Word Problems DO - 10.3390/math10030423 ER -