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Direct linkYang, Der-Ching; Tseng, Yi-Kuan; Wang, Tzu-Ling – EURASIA Journal of Mathematics, Science & Technology Education, 2017
This study analyzed geometry problems in four middle-grade mathematics textbook series from Taiwan, Singapore, Finland, and the United States, while exploring the expectations for students' learning experiences with these problems. An analytical framework developed for mathematics textbook problem analysis had three dimensions: representation…
Descriptors: Foreign Countries, Cross Cultural Studies, Textbooks, Mathematics Instruction
Download full textYang, Der-Ching; Wu, Shin-Shin – Online Submission, 2012
Two 12-question estimation instruments were designed to compare the differences of estimating strategies used by the 8th-graders when solving contextual and numerical problems. Both instruments are parallel, meaning that the numbers used in both instruments are the same; however, they were presented differently. One hundred and ninety-eight…
Descriptors: Foreign Countries, Grade 8, Word Problems (Mathematics), Problem Solving
Peer reviewedReys, Robert E.; Yang, Der-Ching – Journal for Research in Mathematics Education, 1998
Provides information on the number sense of Taiwanese students in grades six and eight. Indicates that student performance on questions requiring written computation was significantly better than on similar questions relying on number sense. Supports the need to look beyond correct answers when computational test results are reported. Contains 29…
Descriptors: Computation, Cross Cultural Studies, Estimation (Mathematics), Foreign Countries
