让学生练就一双“火眼金睛”——浅谈小学数学四年级简便计算的教学
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1001-8875|volume|10|32-33
ISSN: 1001-8875
Source: 数学教学通讯, Vol.volume, Iss.10, 2016-01, pp. : 32-33
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Abstract