@inproceedings{290786a957c142918c3635f54fec5879,
title = "The Importance of Achieving Proficiency With Simple Addition",
author = "S. Hopkins and Donna Bayliss",
year = "2014",
language = "English",
isbn = "9780864913630",
volume = "3",
pages = "337--344",
booktitle = "Proceedings of the Joint Meeting of PME 38 and PME-NA 36",
publisher = "International Group for the Psychology of Mathematics Education",
note = "38th Conference of the International Group for the Psychology of Mathematics Education ; Conference date: 15-07-2014 Through 20-07-2014",
}