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Download full textRumiati, Rumi; Wright, Robert J. – Mathematics Education Research Group of Australasia, 2014
Pat was a 19-year-old attending a Special School for the Intellectually Disabled in Indonesia. She was interviewed by the first author regarding her mental calculation strategies when solving 1- and 2-digit addition and subtraction problems. Results indicate that she was able to see ten as a unit composed of ten ones and was facile in using…
Descriptors: Cognitive Ability, Mental Computation, Special Education, Special Schools
Peer reviewedMeryansumayeka; Darmawijoyo; Ilma, Ratu; den Hertog, Jaap – Indonesian Mathematical Society Journal on Mathematics Education, 2011
In guiding students to construct a mathematical concept themselves, learning process should be started by a context which is suit with the concept. In this research, we focused on structured arrangement which was believed to be able to support students ages 8-9 years old developing splitting strategy in doing multiplication. This study was a…
Descriptors: Multiplication, Mathematics Instruction, Mathematical Concepts, Relevance (Education)
