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Yang, Der-Ching; Lin, Yung-Chi – Journal of Education and Learning, 2015
The purpose of this study was to use calculator-assisted instruction to help two fifth-grade low-achievers learn number sense. The research process includes three stages: (1) pre-test interview to detect what kinds of number sense the students did not have; (2) calculator-assisted instruction to help them develop number sense; and (3) post-test…
Descriptors: Foreign Countries, Elementary School Mathematics, Elementary School Students, Grade 5
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Yang, Der-Ching; Lai, Meng-Lung; Yao, Ru-Fen; Huang, Yueh-Chun – Journal of Education and Learning, 2014
This study aimed to examine the effects of remedial instruction on low-SES & low-math first graders' basic mathematics competence as well as their interest and confidence in mathematics learning. Fourteen participants of low-SES & low-math were selected from two classes totaling fifty-seven first graders at a public elementary school in…
Descriptors: Foreign Countries, Remedial Mathematics, Remedial Instruction, Socioeconomic Status
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Yang, Der-Ching; Lai, M. L. – Journal of Education and Learning, 2013
The key purpose of this study was how we taught the use of benchmark strategy when comparing fraction for fifth-graders in Taiwan. 26 fifth graders from a public elementary in south Taiwan were selected to join this study. Results of this case study showed that students had a much progress on the use of benchmark strategy when comparing fraction…
Descriptors: Foreign Countries, Grade 5, Benchmarking, Teaching Methods