Abstract:This study aimed to identify learners' level of number sense and arithmetic ability in solving fractional problems using area and vertical line models, and to derive specific implications for teaching fraction. We analyzed responses from 227 sixth-graders attending 11 elementary schools in each of the 11 education support offices in Seoul to the number sense and arithmetic ability test paper developed based on the three-fraction representations of area models, structured vertical-line models, and empty vertica… Show more
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