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Arifin, Sujinal; Zulkardi; Putri, Ratu Ilma Indra; Hartono, Yusuf – Journal on Mathematics Education, 2021
This study aimed to describe and compare the students' fluency, flexibility, and originality in solving non-routine problems in the Palembang context. They were depicted from the student's fluency, flexibility, and originality of solving the horizontal and vertical mathematization forms. This qualitative study employed. The subjects of this study…
Descriptors: Creativity, Problem Solving, Mathematics Instruction, Grade 9
Oktiningrum, Wuli; Zulkardi; Hartono, Yusuf – Journal on Mathematics Education, 2016
The aim of this research is produce a set of PISA-like mathematics task with Indonesia natural and cultural heritage as context which are valid, practical, to assess students' mathematics literacy. This is design research using type of development research with formative evaluation. A total of 20 students of SMP Negeri 1 Palembang. Beside, 10…
Descriptors: Foreign Countries, Numeracy, Student Evaluation, Mathematics Skills
Lutfianto, Moch.; Zulkardi; Hartono, Yusuf – Indonesian Mathematical Society Journal on Mathematics Education, 2013
Solving mathematics contextual problems is one way that can be used to enable students to have the skills needed to live in the 21st century. Completion contextual problem requires a series of steps in order to properly answer the questions that are asked. The purpose of this study was to determine the steps performed students in solving…
Descriptors: Standardized Tests, Problem Solving, Mathematical Applications, Mathematics Activities
Edo, Sri Imelda; Hartono, Yusuf; Putri, Ratu Ilma Indra – Indonesian Mathematical Society Journal on Mathematics Education, 2013
The chart of Indonesian student of mathematical ability development in Program for International Student Assessment (PISA) event during the last 4 periods shows an unstable movement. PISA aims to examine the ability of children aged 15 years in reading literacy, mathematics literacy, and science literacy. The concept of mathematical literacy is…
Descriptors: Foreign Countries, Secondary School Students, Secondary School Mathematics, Mathematics Instruction