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Purnomo, Yoppy Wahyu; Kowiyah; Alyani, Fitri; Assiti, Saliza S. – International Education Studies, 2014
The intention of the present study is to know how students' performance on number sense based on the components of number sense and also the sub-components in it. The participants of the study are 80 six graders (12-13 year-old) from three different schools that represent the city, rural, and small town areas. The data were collected using the…
Descriptors: Foreign Countries, Elementary School Students, Numbers, Number Concepts
Malcolm, Peter – ProQuest LLC, 2013
The ability and to make good estimates is essential, as is the ability to assess the reasonableness of estimates. These abilities are becoming increasingly important as digital technologies transform the ways in which people work. To estimate is to provide an approximation to a problem that is mathematical in nature, and the ability to estimate is…
Descriptors: Middle School Students, Grade 7, Mathematics Skills, Computation