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Cheung, Ka Luen; Yang, Der-Ching – Educational Studies, 2020
This study examined the performance of sixth graders in Hong Kong on a number sense three-tier test (NSTTT) and identified their possible misconceptions about number sense. The NSTTT comprises a content tier, which assesses the content knowledge of number sense; a reason tier, which assesses the reasons for the first-tier responses; and a…
Descriptors: Foreign Countries, Elementary School Students, Grade 6, Elementary School Mathematics