核心素养背景下小学生数感训练的有效策略探析

An Analysis of Effective Strategies for Primary School Students' Number Sense Training under the Background of Core Literacy

数感是指学生对于“数”产生的一种朦胧的感觉,也可以说是对于数与数量的感知能力,属于一种心智技能。随着新一轮基础教育的不断改革,其对数学教育提出了更新、更高的要求,要求教师加强对培养和提升小学生数字感悟能力的重视,设计丰富的数感训练活动,通过动手操作、课堂练习等多种活动逐步增强学生的数感,促进学生数感水平的稳定提升,最终达到培养学生基本数学素养的目的。本文立足于核心素养背景,探讨一系列训练小学生数感的有效策略。

Number sense refers to a kind of hazy feeling of"number"produced by students.It can also be said to be the ability to perceive number and quantity,which belongs to a kind of mental skill.With the continuous reform of the new round of basic education,it has put forward newer and higher requirements for mathematics education,requiring teachers to strengthen the importance of cultivating and improving primary school students’digital perception ability,designing rich number perception training activities,and through hands-on operations,classroom exercises and other activities gradually enhance students'sense of number,promote the steady improvement of students'sense of number,and ultimately achieve the goal of cultivating students'basic math literacy.Based on the background of core literacy,this article explores a series of effective strategies for training primary school students'number sense.