使用网络方法捕捉整数算术运算的相互连接的发展
Chang Xu1, Sabrina Di Lonardo Burr2, Shuyuan Yu3
1School of Psychology, Queen's University Belfast.
Developmental psychology
|November 13, 2025
概括
中国学生的算术流发展成一个相互连接的系统. 网络分析表明,加法和减法是基本的,而除法整合了知识,乘法连接很弱. 这突显了算术技能相互依存的增长.
科学领域:
- 认知心理学 认知心理学
- 教育心理学教育心理学
- 发展心理学 发展心理学
背景情况:
- 数学流对于数学发展至关重要.
- 整合四个基本运算 (加法,减法,乘法,除法) 是这一发展的一个关键方面.
- 网络分析为理解算术知识结构提供了一种新的方法.
研究的目的:
- 检查三年级到六年级中华学生算术流的结构和发展.
- 为了比较3年级和6年级学生之间的算术运算的网络结构.
- 研究4年级和5年级算术网络的纵向发展.
主要方法:
- 两项预先注册的研究涉及对计时算术流性任务的网络分析.
- 研究1:三年级和六年级学生的截面比较 (N=1,072和N=1,160).
- 研究2:在4年级和5年级的四个时间点对学生 (N=1,055) 的纵向评估.
主要成果:
- 6年级的学生比3年级的学生展示了更多的相互连接和统一的算术网络.
- 加法和减法构成了算术网络的核心,表明它们的基本作用.
- 分工显示出与其他操作的强烈整合,而乘法则具有较弱的连接.
结论:
- 数学知识从一个差异化的结构发展成一个统一的,相互连接的系统.
- 数学运算的发展高度相互依赖,在一个领域的进步支持其他领域.
- 将算术发展视为一个动态的,整合网络提供了有价值的见解.
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