00925nam a2200229 c 4500001001300000005001500013007000300028008004100031041001300072049003200085052001800117056001500135082001400150245019800164260003700362300003500399502010200434504002900536525005200565546002500617700005300642KDM20103777020200916085338ta100818s2010    ulka     m AC 000   kor  0 akorbeng0 lEM4865395lEM4865396c2fDP01a375.441b10-3  a375.4412501a372.722100a自然數와 分數 演算에 대한 學生의 槪念的 理解에 관한 硏究 =x(A) study on the students' conceptual understanding of operatins with whole number and fractions /d金京美  a서울 :b高麗大學校,c2010  axiv, 366 p. :b삽화 ;c26 cm1 a학위논문(박사) --b高麗大學校 大學院,c敎科敎育學科 數學敎育專攻,d2010  a참고문헌: p. 280-296  a권말부록: 설문지 ; 평가지 ; 면담지  a영어 요약 있음1 a김경미,g金京美,d1980-0KAC2018035964aut