Kastberg, SigneMorton, Crystal2024-01-052024-01-052014-08-01Kastberg, S., & Morton, C. (2014). Mathematical Content Knowledge for Teaching Elementary Mathematics: A Focus on Decimals. The Mathematics Enthusiast, 11(2), 311–332. https://doi.org/10.54870/1551-3440.1305https://hdl.handle.net/1805/37649In the last 25 years a small collection of reports of studies focused on gaining insight into PTs’ knowledge of decimals has been published. Three themes are used to frame findings from papers published prior to 1998. Additional findings from papers published between 1998 and 2011 are discussed. Direction for future research that can contribute to the development of curriculum and instruction in mathematics teacher education is shared.en-USDecimalsMathematical knowledge for teachingMathematical content knowledgePreservice teachersProspective teachersElementaryTeacher educationArticle