@article{article, title = {{Exploring how understanding of the equals sign relates to additive and multiplicative equivalence performance beyond arithmetic fluency}}, publisher = {{Elsevier BV}}, url = {{https://doi.org/10.1016/j.jecp.2026.106652 }}, year = {{2027}}, month = {{1}}, author = {{Mills P and Di Lonardo Burr S and Rodgers LJ and Denvir E and Wylie J and Xu C}}, doi = {{10.1016/j.jecp.2026.106652}}, volume = {{273}}, journal = {{Journal of Experimental Child Psychology}}, pages = {{106652-106652}}, note = {{Accessed on 2026/09/06}}}