ACKNOWLEDGEMENTS
CHINESE ABSTRACT
ABSTRACT
CHAPTER I INTRODUCTION
Background
Statement of the Problem
Theoretical Framework
Research Questions
Definitions of Key Terms
Limitations of the Study
CHAPTER H REVIEW OF THE LITERATURE
Aiming at a Conceptual Understanding of Fractions, Decimals and Percents
External Representations and Internal Representations
The Role of Different Forms of External Representations in Developing Conceptual Understanding of Fractions, Decimals and Percents
Relationship between Different Forms of Representation and Achievements
The Role of the Textbooks in Facilitating Learning Fractions, Decimals and Percents
Impact of Instructional Time and Teaching Quality on Student Achievements
Theoretical Foundations and Rationale
CHAPTER III METHODOLOGY
CHAPTER IV RESULTS
CHAPTER V DISCUSSION AND CONCLUSIONS
REFERENCES
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