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Nurnberger-Haag, Julie; Kratky, Joseph; Karpinski, Aryn C. – International Electronic Journal of Mathematics Education, 2022
Skills and understanding of operations with negative numbers, which are typically taught in middle school, are crucial aspects of numerical competence necessary for all subsequent mathematics. To more swiftly and coherently develop the field's understanding of how to foster this critical competence, we need shared measures that allow us to compare…
Descriptors: Numbers, Number Concepts, Middle School Students, Secondary School Mathematics
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Djuric-Zdravkovic, Aleksandra; Japundza-Milisavljevic, Mirjana; Macesic-Petrovic, Dragana – Education and Training in Autism and Developmental Disabilities, 2011
This paper is aimed at depicting the quality of functions of some of the aspects of attention in children with mild intellectual disabilities and their influence on the mastering of arithmetic operations, including addition and subtraction. The sample used in this study encompasses 60 pupils, both males and females. The criteria used in the…
Descriptors: Arithmetic, Addition, Subtraction, Mathematics Skills
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Stephan, Michelle; Akyuz, Didem – Journal for Research in Mathematics Education, 2012
This article presents the results of a 7th-grade classroom teaching experiment that supported students' understanding of integer addition and subtraction. The experiment was conducted to test and revise a hypothetical learning trajectory so as to propose a potential instructional theory for integer addition and subtraction. The instructional…
Descriptors: Mathematics Education, Numbers, Concept Formation, Subtraction
Common Core State Standards Initiative, 2011
For over a decade, research studies of mathematics education in high-performing countries have pointed to the conclusion that the mathematics curriculum in the United States must become substantially more focused and coherent in order to improve mathematics achievement in this country. To deliver on the promise of common standards, the standards…
Descriptors: Mathematics Curriculum, Mathematics Education, State Standards, Mathematics Achievement