An academic processing and support platform focusing on journal databases, submission and review, and pre-typesetting.
孙华琼
Wen Yuan (Middle School Edition) 2018 No.11
乐山市新建小学 四川 乐山 614000
估算是发展学生数感的有效途径之一,也是保证计算正确的重要环节,尤其对提高学生的计算能力很有益处.在估算的教学中,更重要的是使学生形成估算的意识,根据不同的问题情境选择适当的估算策略,并能加以解释,灵活运用估算方法对计算结果的合理性加以判断.
估算教学;意识;策略;评价
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Language: 中文
CN:11-9275/G
ISSN:2096-627X
Publication Frequency: 月刊
An academic processing and support platform focusing on journal databases, submission and review, and pre-typesetting.