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Bouck, Emily C.; Joshi, Gauri S.; Johnson, Linley – Educational Studies in Mathematics, 2013
This study assessed if students with and without disabilities used calculators (fourfunction, scientific, or graphing) to solve mathematics assessment problems and whether using calculators improved their performance. Participants were sixth and seventh-grade students educated with either National Science Foundation (NSF)-funded or traditional…
Descriptors: Disabilities, Mathematics Curriculum, Calculators, Mathematics Instruction
Peltenburg, Marjolijn; van den Heuvel-Panhuizen, Marja; Robitzsch, Alexander – Educational Studies in Mathematics, 2012
In this study, we examined special education students' use of indirect addition (subtraction by adding on) for solving two-digit subtraction problems. Fifty-six students (8- to 12-year-olds), with a mathematical level of end grade 2, participated in the study. They were given a computer-based test on subtraction with different types of problems.…
Descriptors: Subtraction, Special Education, Addition, Arithmetic