摘要：The aimed of this research is to describe the mistakes of the students grade VI in elemetary school that is related to addition and subtraction fraction operation and the causal factors.This research used explanatory design.the data is in the form of test.The result of this research indicated that 61% students do mistakes in addition fraction operation and 63,3% students do mistakes in subtraction fraction operation.The mistakes consist of misprochedure, misconception, misinterpretation of the directions, careless, wrong implementation, and unstudied.According to those datum, the result of discussion can be summed up that the mistakes of the students in addition fraction operation reach 61% and subtraction fraction operation reach 63,3%.
其他摘要：Abstract: The aimed of this research is to describe the mistakes of the students grade VI in elemetary school that is related to addition and subtraction fraction operation and the causal factors. This research used explanatory design. the data is in the form of test. The result of this research indicated that 61% students do mistakes in addition fraction operation and 63,3% students do mistakes in subtraction fraction operation. The mistakes consist of misprochedure, misconception, misinterpretation of the directions, careless, wrong implementation, and unstudied. According to those datum, the result of discussion can be summed up that the mistakes of the students in addition fraction operation reach 61% and subtraction fraction operation reach 63,3%.
