TY - JOUR T1 - Exploring how understanding of the equals sign relates to additive and multiplicative equivalence performance beyond arithmetic fluency JO - Journal of Experimental Child Psychology UR - https://doi.org/10.1016/j.jecp.2026.106652 PY - 2027/01/01 AU - Mills P AU - Di Lonardo Burr S AU - Rodgers LJ AU - Denvir E AU - Wylie J AU - Xu C ED - DO - DOI: 10.1016/j.jecp.2026.106652 PB - Elsevier BV VL - 273 SP - 106652 EP - 106652 Y2 - 2026/09/06 ER -