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Download full textAleyna Altan; Zehra Taspinar Sener – Online Submission, 2023
This research aimed to develop a valid and reliable test to be used to detect sixth grade students' misconceptions and errors regarding the subject of fractions. A misconception diagnostic test has been developed that includes the concept of fractions, different representations of fractions, ordering and comparing fractions, equivalence of…
Descriptors: Diagnostic Tests, Mathematics Tests, Fractions, Misconceptions
Coskun, Sumeyra Dogan – Online Submission, 2019
The current study aims to examine meanings and error types associated with pre-service elementary teachers' semi-structured problems for the multiplication and division of fractions. A total of 83 junior pre-service elementary teachers were recruited in the spring semester of the 2016-2017 academic year. A researcher-developed Problem Posing Test…
Descriptors: Preservice Teachers, Preservice Teacher Education, Elementary School Teachers, Mathematics Instruction
Schoen, Robert C.; LaVenia, Mark; Tazaz, Amanda M. – Online Submission, 2018
Mathematics teacher professional-development (PD) programs based on Cognitively Guided Instruction (CGI) have been developed and implemented with tens of thousands of elementary mathematics teachers worldwide since the 1980s. Starting with a focus on addition and subtraction on whole numbers in the first CGI PD program, the content of these…
Descriptors: Mathematics Teachers, Faculty Development, Grade 3, Grade 4
