Developing a Model to Support Students in Solving Subtraction
Subtraction has two meanings and each meaning leads to the different strategies. The meaning of “taking away something†suggests a direct subtraction, while the meaning of “determining the difference between two numbers†is more likely to be modeled as indirect addition. Many prior resea...
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| 格式: | EJournal Article |
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Department of Doctoral Program on Mathematics Education, Sriwijaya University,
2014-02-23.
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