{"created":"2025-02-21T06:06:45.304996+00:00","id":2011492,"links":{},"metadata":{"_buckets":{"deposit":"5a97cdf8-6c6a-4669-83c4-04c685099651"},"_deposit":{"created_by":41,"id":"2011492","owners":[41],"pid":{"revision_id":0,"type":"depid","value":"2011492"},"status":"published"},"_oai":{"id":"oai:hiroshima.repo.nii.ac.jp:02011492","sets":["1730444907710"]},"author_link":[],"item_1617186331708":{"attribute_name":"Title","attribute_value_mlt":[{"subitem_title":"「数と計算」・「数と式」領域の指導内容の変遷 <特集 戦後50年の算数・数学教育 : われわれは何を目指すか><第II部第2章 基礎・基本から見た計算とは : 数と計算・数と式>","subitem_title_language":"ja"},{"subitem_title":"Computation from the standpoint of basic knowledge : Numbers and computation, numbers and expressions","subitem_title_language":"en"}]},"item_1617186419668":{"attribute_name":"Creator","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小山, 正孝","creatorNameLang":"ja"},{"creatorName":"Koyama, Masataka","creatorNameLang":"en"}],"familyNames":[{"familyName":"小山","familyNameLang":"ja"},{"familyName":"Koyama","familyNameLang":"en"}],"givenNames":[{"givenName":"正孝","givenNameLang":"ja"},{"givenName":"Masataka","givenNameLang":"en"}]}]},"item_1617186476635":{"attribute_name":"Access Rights","attribute_value_mlt":[{"subitem_access_right":"open access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_abf2"}]},"item_1617186609386":{"attribute_name":"Subject","attribute_value_mlt":[{"subitem_subject":"370","subitem_subject_scheme":"NDC"}]},"item_1617186626617":{"attribute_name":"Description","attribute_value_mlt":[{"subitem_description":"数と計算の内容の指導時期は, 昭和22, 26年の改訂により九九や分数の乗除や正負の数など, 戦前より1～2年程度の引き下げがみられたが, 昭和33年に再び引き上げられ, 今日の指導時期の原型となっている. その後大きな変化は見られない. 式と計算の指導内容も昭和33年が今日の原型となっており, 特に小学校で文字xを用いることが明確に記述された. 中・高等学校での不等式・方程式の取扱いは, 今日徐々に軽減されてきている.","subitem_description_language":"ja"}]},"item_1617186643794":{"attribute_name":"Publisher","attribute_value_mlt":[{"subitem_publisher":"日本数学教育学会"}]},"item_1617186702042":{"attribute_name":"Language","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_1617186920753":{"attribute_name":"Source Identifier","attribute_value_mlt":[{"subitem_source_identifier":"0021-471X","subitem_source_identifier_type":"ISSN"},{"subitem_source_identifier":"AN00285586","subitem_source_identifier_type":"NCID"}]},"item_1617187024783":{"attribute_name":"Page Start","attribute_value_mlt":[{"subitem_start_page":"46"}]},"item_1617187056579":{"attribute_name":"Bibliographic Information","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1995-06-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"6・7","bibliographicPageEnd":"49","bibliographicPageStart":"46","bibliographicVolumeNumber":"77","bibliographic_titles":[{"bibliographic_title":"日本数学教育学会誌"},{"bibliographic_title":"日本数学教育学会誌"}]}]},"item_1617258105262":{"attribute_name":"Resource Type","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_1617265215918":{"attribute_name":"Version Type","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_1617605131499":{"attribute_name":"File","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_access","date":[{"dateType":"Available","dateValue":"2023-03-18"}],"displaytype":"simple","filename":"J-JpnSoc-MathEduc_77-6_46.pdf","filesize":[{"value":"343.9 KB"}],"mimetype":"application/pdf","url":{"objectType":"fulltext","url":"https://hiroshima.repo.nii.ac.jp/record/2011492/files/J-JpnSoc-MathEduc_77-6_46.pdf"},"version_id":"b73643e1-8996-4a30-b86b-77a8f280ce47"}]},"item_1732771732025":{"attribute_name":"旧ID","attribute_value":"30050"},"item_title":"「数と計算」・「数と式」領域の指導内容の変遷 <特集 戦後50年の算数・数学教育 : われわれは何を目指すか><第II部第2章 基礎・基本から見た計算とは : 数と計算・数と式>","item_type_id":"40003","owner":"41","path":["1730444907710"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2023-03-18"},"publish_date":"2023-03-18","publish_status":"0","recid":"2011492","relation_version_is_last":true,"title":["「数と計算」・「数と式」領域の指導内容の変遷 <特集 戦後50年の算数・数学教育 : われわれは何を目指すか><第II部第2章 基礎・基本から見た計算とは : 数と計算・数と式>"],"weko_creator_id":"41","weko_shared_id":-1},"updated":"2025-02-22T09:44:47.645814+00:00"}